{"title":"Calibration Solutions + Reagents","description":"\u003cspan\u003eCalibration or buffer solution lets you calibrate any pH tester to ensure accuracy. Choose from pH 4, 7 or 10. Calibration solution helps you achieve the accuracy that's critical for measuring pH in wastewater, stormwater and process liquids. Sper Scientific offers both liquid and buffer pouches, which are ideal for field use.\u003c\/span\u003e","products":[{"product_id":"humidity-calibration-kit","title":"Humidity Test Kit","description":"\u003ch1\u003eHumidity test kit for Elsec 765, 765C, 764 and 764C.\u003c\/h1\u003e\n\u003cp\u003eKit to test the RH sensor in the \u003cstrong\u003e\u003ca href=\"https:\/\/sperdirect.com\/products\/environmental-monitor\"\u003eELSEC 765\u003c\/a\u003e\u003c\/strong\u003e to ensure it is reading correctly. The 765 sensor does not require recalibration.\u003c\/p\u003e\n\u003cp\u003eThis kit can also be used to recalibrate the obsolete 764 humidity sensor.\u003c\/p\u003e\n\u003cp\u003eComprises 2 test chambers, pure water and 2 RH standard chemicals to test RH at 33%RH and 75%RH\u003c\/p\u003e","brand":"ELSEC","offers":[{"title":"Default Title","offer_id":34963368738973,"sku":"ELSEC765-A1","price":385.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/Humidity-Calibration-Kit-832265.jpg?v=1752691852"},{"product_id":"turbidity-calibration-solution","title":"Turbidity Calibration Solution 100NTU","description":"\u003cdiv id=\"product_description\"\u003e\n\u003cp3\u003e10 ml Turbidity Calibration Solution\u003c\/p3\u003e\u003cbr\u003e\u003cbr\u003e\u003cp3\u003eFor use with the following:\u003c\/p3\u003e\n\u003c\/div\u003e\n\u003ctable class=\"specs_chart\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"specs_chart\" width=\"25%\"\u003e\u003cb\u003eMeter\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd class=\"specs_chart\" width=\"75%\"\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"specs_chart\"\u003e860040\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"specs_chart\"\u003eTurbidity Meter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":34979608821917,"sku":"LUTU-100NTU","price":19.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/Turbidity-Calibration-Solution-100NTU-634338.jpg?v=1752691887"},{"product_id":"turbidity-calibration-solution-0-ntu","title":"Turbidity Calibration Solution 0 NTU","description":"\u003cdiv id=\"product_description\"\u003e\n\u003cp3\u003e10 ml Turbidity Calibration Solution\u003c\/p3\u003e\u003cbr\u003e\u003cbr\u003e\u003cp3\u003eFor use with the following:\u003c\/p3\u003e\n\u003c\/div\u003e\n\u003ctable class=\"specs_chart\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"specs_chart\" width=\"25%\"\u003e\u003cb\u003eMeter\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd class=\"specs_chart\" width=\"75%\"\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"specs_chart\"\u003e860040\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd class=\"specs_chart\"\u003eTurbidity Meter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":34980016816285,"sku":"LUTU-0NTU","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/Turbidity-Calibration-Solution-0-NTU-535152.jpg?v=1752691905"},{"product_id":"do-electrolyte","title":"DO Electrolyte","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOne 30ml Bottle. For use with the following:\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDissolved Oxygen Meter Kit w\/ 4m Probe - 840041\u003c\/span\u003e\u003cbr\u003e\u003ca href=\"https:\/\/sperdirect.com\/products\/waterproof-dissolved-oxygen-meter-pen?variant=33392011837576\" title=\"Sper Scientific 850045  Waterproof Dissolved Oxygen Meter Pen\"\u003eDissolved Oxygen Pen - 850045\u003c\/a\u003e\u003cbr\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cspan style=\"text-decoration-style: initial; text-decoration-color: initial;\"\u003eDissolved Oxygen Probe - 850087\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/sperdirect.com\/products\/dissolved-oxygen-meter-kit\" title=\"Sper Scientific 850081DOK  Dissolved Oxygen Meter Kit\"\u003eATC Dissolved Oxygen Probe - 850081DO\u003c\/a\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":36708529864861,"sku":"840044","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/DO-Electrolyte-480858.jpg?v=1752691901"},{"product_id":"brix-calibration-solution","title":"Brix Calibration Solution - 10 Pack","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFor use with: \u003ca href=\"https:\/\/sperdirect.com\/products\/sugar-brix-refractometer-28-60\"\u003eModel #300002 - \u003c\/a\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/sperdirect.com\/products\/sugar-brix-refractometer-28-60\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSugar Refractometer 28% to 62%\u003c\/span\u003e\u003c\/a\u003e. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eContains (10) 4ml. bottles per pack.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850027-i.pdf?v=1598908085\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/300007_SDS.pdf?v=1701189314\" title=\"300007 SDS Safety Data Sheet\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850027-i.pdf?v=1598908085\" target=\"_blank\"\u003e \u003cbr\u003e\u003c\/a\u003e30007 Safety Data Sheet\u003cbr\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/div\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":37357282295965,"sku":"300007","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/brix-calibration-solution-10-pack-300007-5586332.jpg?v=1755155451"},{"product_id":"re","title":"Reagent - Total Chlorine 10-Pack","description":"\u003cp\u003e\u003cstrong\u003eLUCTP-10 reagent packets for the determination of total chlorine.\u003cbr\u003e10 packets per bag. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor use with \u003ca href=\"https:\/\/sperdirect.com\/products\/chlorine-meter\" title=\"Sper Scientific Chlorine Meter\"\u003eSper Scientific Chlorine Meter #860043\u003c\/a\u003e.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43336409874656,"sku":"LUCTP-10","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/LUCTP-10-Reagent_1-500227.jpg?v=1752691862"},{"product_id":"reagent-free-chlorine-10-pack","title":"Reagent - Free Chlorine 10-Pack","description":"\u003cp\u003e\u003cstrong\u003eLUCFP-10 reagent packets for the determination of total chlorine.\u003cbr\u003e10 packets per bag. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor use with \u003ca href=\"https:\/\/sperdirect.com\/products\/chlorine-meter\" title=\"Sper Scientific Chlorine Meter\"\u003eSper Scientific Chlorine Meter #860043\u003c\/a\u003e.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43336511062240,"sku":"LUCFP-10","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/LUCFP-10-Reagent_1-346725.jpg?v=1752691883"},{"product_id":"0-ppm-chlorine-standard","title":"1 PPM Total Chlorine Standard | CT-01","description":"\u003cstrong\u003eFor use with: \u003ca href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\" title=\"Portable Digital Chlorine Meter\" data-mce-href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\"\u003eSper Scientific 860043 Portable Digital Chlorine Meter\u003c\/a\u003e\u003c\/strong\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43957402927328,"sku":"860043-CT","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/1-ppm-total-chlorine-standard-ct-01-860043-ct-882064.jpg?v=1752691864"},{"product_id":"1-ppm-free-chlorine-standard-cf-01","title":"1 PPM Free Chlorine Standard | CF-01","description":"\u003cstrong\u003eFor use with: \u003ca href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\" title=\"Portable Digital Chlorine Meter\" data-mce-href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\"\u003eSper Scientific 860043 Portable Digital Chlorine Meter\u003c\/a\u003e\u003c\/strong\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43957408825568,"sku":"860043-CF","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/1-ppm-free-chlorine-standard-cf-01-860043-cf-204450.jpg?v=1752691886"},{"product_id":"0ppm-free-chlorine-standard-cf-01","title":"0PPM Chlorine Standard | CL-01","description":"\u003cstrong\u003eFor use with: \u003ca href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\" title=\"Portable Digital Chlorine Meter\" data-mce-href=\"https:\/\/sperdirect.com\/collections\/chlorine\/products\/chlorine-meter\"\u003eSper Scientific 860043 Portable Digital Chlorine Meter\u003c\/a\u003e\u003c\/strong\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43957420851424,"sku":"860043-CL","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/0ppm-chlorine-standard-cl-01-860043-cl-477295.jpg?v=1752691862"},{"product_id":"dissolved-oxygen-do-electrolytes","title":"Dissolved Oxygen (DO) Electrolytes","description":"Dissolved Oxygen (DO) Electrolytes for use with:\u003cbr\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/sperdirect.com\/products\/combination-water-meter-kit-with-do-probe\" title=\"Sper Scientific 850048DOK DO Meter\"\u003eSper Scientific 800048DOK Dissolved Oxygen Meter\/Probe\u003c\/a\u003e\u003c\/strong\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":43986397069536,"sku":"850048E","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/products\/dissolved-oxygen-do-electrolytes-850048e-127003.jpg?v=1752691869"},{"product_id":"calibration-salts","title":"Calibration Salts","description":"\u003ch1\u003eCalibration Salt Solutions for Pen Style Thermo-Hygrometer\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCalibration Solutions for \u003cstrong\u003e\u003ca href=\"https:\/\/sperdirect.com\/collections\/hygrometers\/products\/pen-type-thermo-hygrometer\" title=\"Sper Pen-type Thermo Hygrometer\" data-mce-href=\"https:\/\/sperdirect.com\/collections\/hygrometers\/products\/pen-type-thermo-hygrometer\"\u003eSper Scientific Pen Style Thermo-Hygrometer #800127\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eHR33 - MgCl Humidity Calibration Standard: 33% RH\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eHR75 - NaCl Humidity Calibration Standard: 75% RH\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sper Scientific","offers":[{"title":"HR-33 - MgCl","offer_id":47631474000096,"sku":"HR-33","price":86.25,"currency_code":"USD","in_stock":true},{"title":"HR-75 - NaCl","offer_id":47631474032864,"sku":"HR-75","price":86.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/calibration-salts-hr-33-666537.jpg?v=1754339793"},{"product_id":"ph-buffer-solution-ph-10-00-blue","title":"Buffer Solution pH 10.00 - Blue","description":"\u003ch1\u003e\u003cspan\u003epH 10.00 +\/-0.01 @ 25°C NIST Traceable\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. \u003c\/span\u003e\u003cspan\u003eNIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eProduct Type:\u003c\/strong\u003e Standards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e Calibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e Solution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e pH 10.00\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e 500 ML \/ 1 Liter\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5010.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5010.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537287655648,"sku":"SPSBU5010-P","price":19.61,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537287688416,"sku":"SPSBU5010-Q","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/buffer-solution-ph-1000-blue-spsbu5010-p-747858.jpg?v=1752691902"},{"product_id":"buffer-solution-ph-4-00-pink","title":"Buffer Solution pH 4.00 - Pink","description":"\u003ch1\u003e\u003cspan\u003eOne 500 mL bottle each of pH buffer 4.00 +\/-0.01 @ 25°C NIST Traceable. \u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCalibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epH\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5004.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5004.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500ML Liter Bottle","offer_id":48527218278624,"sku":"SPSBU5004-P","price":19.61,"currency_code":"USD","in_stock":true},{"title":"1 Liter Bottle","offer_id":48527216181472,"sku":"SPSBU5004-Q","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/buffer-solution-ph-400-pink-spsbu5004-p-657598.jpg?v=1741944821"},{"product_id":"buffer-solution-ph-7-00-yellow","title":"Buffer Solution pH 7.00 - Yellow","description":"\u003ch1\u003e\u003cspan\u003eOne 500 mL bottle each of pH buffer 7.00 +\/-0.01 @ 25°C NIST Traceable. \u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCalibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epH\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5007-P.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_BU5007-P.pdf\" title=\"Material Safety Data Sheet (SDS)\" rel=\"noopener\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537283821792,"sku":"SPSBU5007-P","price":19.61,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537283854560,"sku":"SPSBU5007-Q","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/buffer-solution-ph-700-yellow-spsbu5007-p-247613.jpg?v=1741944821"},{"product_id":"cond-std-soln-1413µs-cm-500ml","title":"Conductivity Standard Solution - 1413µS\/cm","description":"\u003ch1\u003eConductivity Standard Solution, 1413µS\/cm\u003c\/h1\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eConductivity Standard Solution - 1413µS\/cm 1413 µS\/cm +\/-1% @ 25°C NIST Traceable Ref#: 35373\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCalibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConductivity\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Cond-Std-Soln1413-Scm-CS1413SS_North-America_en_2014-10-24.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Cond-Std-Soln1413-Scm-CS1413SS_North-America_en_2014-10-24.pdf\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537307644128,"sku":"SPSCS1413-P-1","price":25.94,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537307676896,"sku":"SPSCS1413-Q","price":47.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"cond-std-soln-84µs-cm-500ml","title":"Conductivity Standard Solution, 84µS\/cm","description":"\u003ch1\u003eConductivity Standard Solution, 84µS\/cm\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCalibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConductivity\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Cond-Std-Soln84Scm-CS0084SS_North-America_en_2014-10-24.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Cond-Std-Soln84Scm-CS0084SS_North-America_en_2014-10-24.pdf\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537302204640,"sku":"SPSCS0084-P","price":25.94,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537302237408,"sku":"SPSCS0084-Q","price":47.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"conductivity-standard-12-880-µs-cm-500ml","title":"Conductivity Standard Solution - 12880 µS\/cm","description":"\u003cdiv class=\"grid12-12 module-product-details__title\"\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003ch1\u003eConductivity Standard Solution - 12880 µS\/cm\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"grid12-12 module-product-details__desc\"\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"grid12-12 module-product-details__sage\"\u003e\n\u003cdiv class=\"product-custom-fields\"\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCalibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConductivity\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"grid_730\" class=\"grid-column-wrapper first  grid12-12\"\u003e\n\u003cdiv class=\"product-shop module-product-details grid-full\"\u003e\n\u003cdiv class=\"grid12-12 module-product-details__desc\"\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537311314144,"sku":"SPSCS9912-P","price":32.78,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537311346912,"sku":"SPSCS9912-Q","price":60.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"electrode-storage-solution-500ml","title":"Electrode Storage Solution","description":"\u003ch1\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eOne 500 mL bottle of pH Electrode Storage Solution (KCl)\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStorage solution\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSolution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePotassium Chloride (KCl)\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 ML \/ 1 Liter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Electrode_Storage_Solution_ES9470SS__GHSUnitedStatesSDS_en_2020-08-11.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Electrode_Storage_Solution_ES9470SS__GHSUnitedStatesSDS_en_2020-08-11.pdf\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537518964960,"sku":"SPSES9470-P","price":35.54,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537518997728,"sku":"SPSES9470-Q","price":67.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"isopropanol-90-v-v","title":"Isopropanol Alcohol 90% v\/v","description":"\u003ch1\u003e\u003cspan\u003eIsopropanol Alcohol 90% v\/v\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIndustry: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Reagents\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e Solution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e Isopropanol\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e 4 Liters \/ 20 Liters\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"4 Liters","offer_id":48537321308384,"sku":"SPSIP1090-G","price":224.76,"currency_code":"USD","in_stock":true},{"title":"20 Liters","offer_id":48537321341152,"sku":"SPSIP1090-T","price":788.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/tds-standard-150-ppm-as-442-standard-spstd0150-q-3105863.jpg?v=1768367166"},{"product_id":"orp-standard-100mv-5-25-ºc","title":"ORP Standard 100mV +\/- 5% @ 25ºC","description":"\u003cdiv class=\"grid12-12 module-product-details__title\"\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003ch1\u003eORP Standard 100mV +\/- 5% @ 25 ºC\u003c\/h1\u003e\n\u003cspan\u003eORP Standard,100mV (500mL)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWith Ag\/AgCl - Saturated KCl Reference\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e Reference Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e Solution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e ORP\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e 500 ML \/ 1 Liter\u003c\/div\u003e\n\u003cdiv class=\"product-name\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eApplications: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537530433760,"sku":"SPSOR4100-P","price":57.13,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537530466528,"sku":"SPSOR4100-Q","price":109.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"orp-standard-240mv-500ml","title":"ORP Standard 240mV","description":"\u003cdiv class=\"grid12-12 module-product-details__title\"\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003ch1\u003eORP Standard, 240mV\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"grid12-12 module-product-details__desc\"\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cstrong\u003eIndustry: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537543311584,"sku":"SPSOR4240-P","price":146.48,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537543344352,"sku":"SPSOR4240-Q","price":277.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/orp-standard-300-mv-5-at-250c-spsor4300-p-339026.jpg?v=1741944811"},{"product_id":"potassium-chloride-4m-saturated-with-agcl","title":"Potassium Chloride 4M Saturated with AgCl","description":"\u003cdiv class=\"grid12-12 module-product-details__title\"\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003ch1\u003ePotassium Chloride 4M\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"grid12-12 module-product-details__desc\"\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"grid12-12 module-product-details__sage\"\u003e\n\u003cdiv class=\"product-custom-fields\"\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Reagents\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e Solution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e Chloride\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e 500 mL Bottle\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstrong\u003eApplications: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/div\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Potassium_Chloride_4M_PC4001SS__GHSUnitedStatesSDS_en_2020-08-11.pdf\" target=\"_blank\"\u003e\u003cimg alt=\"PDF\" style=\"float: left;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/800120-i.pdf?v=1636659283\" target=\"_blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Material Safety Data Sheet (SDS)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/SDS_Potassium_Chloride_4M_PC4001SS__GHSUnitedStatesSDS_en_2020-08-11.pdf\" target=\"_blank\"\u003eMaterial Safety Data Sheet (SDS)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47074155921632,"sku":"SPSPC4001-P","price":45.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/potassium-chloride-4m-saturated-with-agcl-spspc4001-p-762612.jpg?v=1741944809"},{"product_id":"tds-standard-1000-ppm-as-442-standard-500ml","title":"TDS Standard 1000ppm as 442 Standard","description":"\u003ch1\u003e\n\u003cspan\u003eTDS Standard \u003c\/span\u003e\u003cspan\u003e1000ppm as 442 Standard\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type: Standards\u003cbr\u003eItem Type: Calibration Standards\u003cbr\u003eTest Method: Solution\u003cbr\u003eAnalyte\/Chemical: TDS\u003cbr\u003eVolume: 500 ML \/ 1 Liter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture.\u003cmeta charset=\"UTF-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537586860256,"sku":"SPSTD1000-P","price":45.92,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537586893024,"sku":"SPSTD1000-Q","price":86.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/tds-standard-1000ppm-as-442-standard-spstd1000-p-327536.jpg?v=1741944800"},{"product_id":"tds-standard-150-ppm-as-442-standard-500ml","title":"TDS Standard - 150 ppm as 442 Standard","description":"\u003cdiv class=\"grid12-12 module-product-details__title\"\u003e\n\u003cdiv class=\"product-name\"\u003e\n\u003ch1\u003eTDS Standard 150 ppm as 442 Standard \u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"grid12-12 module-product-details__desc\"\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cdiv class=\"std secondary-desc\"\u003e\n\u003cp\u003e\u003cspan\u003eAll of the chemicals and reagents that we offer are manufactured at our Hanover, Pennsylvania facility. Our focus is on quality. Starting materials are usually ACS grade and all testing reagents have Certificate of Analysis available. NIST-traceability is available on items such as calibration solutions. Induction seals (like a Tylenol bottle) under our caps ensure product integrity and decrease the possibility of a leak during shipment. These items are handled by our in-house, certified experts to confirm packages are shipped according to HM-126F, Dangerous Goods Regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Standards\u003cbr\u003e\u003cstrong\u003eItem Type:\u003c\/strong\u003e Calibration Standards\u003cbr\u003e\u003cstrong\u003eTest Method:\u003c\/strong\u003e Solution\u003cbr\u003e\u003cstrong\u003eAnalyte\/Chemical:\u003c\/strong\u003e TDS\u003cbr\u003e\u003cstrong\u003eVolume:\u003c\/strong\u003e 500 ML \/ 1 Liter\u003c\/span\u003e\u003c\/p\u003e\n\u003cstrong\u003eApplications: \u003c\/strong\u003eAquaculture, Chemical, Clinical\/Medical Lab, Drinking Water, Fertigation, Food \u0026amp; Beverage, Oil \u0026amp; Gas, Petroleum, Storm Water, Wastewater, Hospitality, Agriculture\u003c\/div\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sper Scientific","offers":[{"title":"500 ML","offer_id":48537564807392,"sku":"SPSTD0150-P","price":33.44,"currency_code":"USD","in_stock":true},{"title":"1 Liter","offer_id":48537564840160,"sku":"SPSTD0150-Q","price":62.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/tds-standard-150-ppm-as-442-standard-spstd0150-p-760893.jpg?v=1741944800"},{"product_id":"ph-buffer-set-1-each-ph-4-7-10","title":"pH Buffer Set - 1 each pH 4, 7, 10","description":"\u003cp\u003e\u003cb\u003epH Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e(3) 40ml. bottles - 1 each of pH 4, 7, 10\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan\u003eSper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be performed before each reading or each set of readings. pH buffers allow you to adjust your testing system to measure your samples' unknown pH more precisely.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor best accuracy:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Perform standardizations with fresh buffer solutions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Never pour used buffer back into the bottle; always discard after using.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Use buffers that frame the pH range of the samples you are testing (i.e. directly above and below the expected value of your sample.)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Match the temperature of the buffer to the temperature of the samples. For example, if your samples are at 50 degrees Celsius, warm your buffers to 50 degrees Celsius using a beaker in a water bath.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47592037482720,"sku":"860012","price":15.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pH-Buffer-Set-1-each-pH-4-7-10-138942.png?v=1752691846"},{"product_id":"ph-7-buffer","title":"pH 7 Buffer - 3 Pack","description":"\u003cp\u003e\u003cb\u003epH Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e(3) \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e40ml. bottles\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be performed before each reading or each set of readings. pH buffers allow you to adjust your testing system to measure your samples' unknown pH more precisely.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor best accuracy:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Perform standardizations with fresh buffer solutions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Never pour used buffer back into the bottle; always discard after using.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Use buffers that frame the pH range of the samples you are testing (i.e. directly above and below the expected value of your sample.)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Match the temperature of the buffer to the temperature of the samples. For example, if your samples are at 50 degrees Celsius, warm your buffers to 50 degrees Celsius using a beaker in a water bath.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47592037515488,"sku":"860009","price":15.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pH-7-Buffer-3-Pack-944978.jpg?v=1752691845"},{"product_id":"ph-10-buffer","title":"pH 10 Buffer - 3 Pack","description":"\u003cb\u003epH Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e(3) 40ml. bottles \u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be performed before each reading or each set of readings. pH buffers allow you to adjust your testing system to measure your samples' unknown pH more precisely.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor best accuracy:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Perform standardizations with fresh buffer solutions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Never pour used buffer back into the bottle; always discard after using.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Use buffers that frame the pH range of the samples you are testing (i.e. directly above and below the expected value of your sample.)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Match the temperature of the buffer to the temperature of the samples. For example, if your samples are at 50 degrees Celsius, warm your buffers to 50 degrees Celsius using a beaker in a water bath.\u003c\/span\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47592037941472,"sku":"860010","price":15.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pH-10-Buffer-3-Pack-249065.jpg?v=1752691848"},{"product_id":"ph-4-buffer","title":"pH 4 Buffer - 3 Pack","description":"\u003cb\u003epH Calibration Solutions\u003cbr\u003e\u003c\/b\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e(3) \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e40ml. bottles \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be performed before each reading or each set of readings. pH buffers allow you to adjust your testing system to measure your samples' unknown pH more precisely.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor best accuracy:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Perform standardizations with fresh buffer solutions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Never pour used buffer back into the bottle; always discard after using.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Use buffers that frame the pH range of the samples you are testing (i.e. directly above and below the expected value of your sample.)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Match the temperature of the buffer to the temperature of the samples. For example, if your samples are at 50 degrees Celsius, warm your buffers to 50 degrees Celsius using a beaker in a water bath.\u003c\/span\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47592038826208,"sku":"860008","price":15.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pH-4-Buffer-3-Pack-888753.jpg?v=1752691881"},{"product_id":"deionized-water","title":"Deionized Water - 3 Pack","description":"\u003cp\u003e\u003cb\u003epH Calibration Solutions\u003cbr\u003e\u003c\/b\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e(3) \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e40ml. bottles \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be performed before each reading or each set of readings. pH buffers allow you to adjust your testing system to measure your samples' unknown pH more precisely.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor best accuracy:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Perform standardizations with fresh buffer solutions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Never pour used buffer back into the bottle; always discard after using.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Use buffers that frame the pH range of the samples you are testing (i.e. directly above and below the expected value of your sample.)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Match the temperature of the buffer to the temperature of the samples. For example, if your samples are at 50 degrees Celsius, warm your buffers to 50 degrees Celsius using a beaker in a water bath.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sper Scientific","offers":[{"title":"Default Title","offer_id":47592038858976,"sku":"860011","price":15.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/Deionized-Water-3-Pack-545436.jpg?v=1752691882"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/collections\/calibration-solutions-reagents-3855327.png?v=1752749685","url":"https:\/\/sper-direct.myshopify.com\/collections\/calibration-solutions.oembed","provider":"Sper Scientific Direct","version":"1.0","type":"link"}