{"title":"Calibration Solutions","description":"\u003cp data-start=\"385\" data-end=\"509\"\u003eStonyLab Calibration Solutions are designed to ensure accurate and stable performance of laboratory measurement instruments.\u003c\/p\u003e\n\u003cp data-start=\"511\" data-end=\"650\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThey support reliable calibration of pH meters, conductivity meters, and other analytical devices used in chemistry and research workflows.\u003c\/p\u003e","products":[{"product_id":"ph4-250ml-nist-ph-and-ec-calibration-solution","title":"NIST pH and EC Calibration Solution, pH 4, 7, 10, EC Standards, with 3M KCl, 250 ml","description":"\u003ch3\u003e\u003cstrong\u003eAbout this item\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration Solutions and Storage Liquid:\u003c\/strong\u003e pH buffer solutions (4.00, 7.00, and 10.01), conductivity standards (84 uS\/cm, 1413 uS\/cm, 12.88 mS\/cm), and 3M KCl storage solution for accurate calibration and maintenance of pH and EC meters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNIST-Traceable Accuracy:\u003c\/strong\u003e prepared with high-purity salts and deionized water under NIST standards, ensuring accurate, stable, and reliable measurements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady-to-Use:\u003c\/strong\u003e all solutions are pre-mixed and sealed in 250 ml bottles, requiring no dilution and providing consistent, repeatable results\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrode Protection: \u003c\/strong\u003e3M KCl storage solution maintains electrode hydration, prevents clogging, and extends probe lifespan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e suitable for laboratories, water testing, hydroponics, education, and industrial QC, compatible with all pH, ORP, and conductivity meters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StonyLab","offers":[{"title":"pH 4.00","offer_id":47126836773122,"sku":"NY-735-PH4-250ML","price":45.0,"currency_code":"USD","in_stock":true},{"title":"pH 7.00","offer_id":47126836805890,"sku":"NY-735-PH7-250ML","price":45.0,"currency_code":"USD","in_stock":true},{"title":"pH 10.01","offer_id":47126836838658,"sku":"NY-735-PH10-250ML","price":45.0,"currency_code":"USD","in_stock":true},{"title":"EC 84 uS\/cm","offer_id":47126836871426,"sku":"NY-735-EC84US-250ML","price":50.0,"currency_code":"USD","in_stock":true},{"title":"EC 1413 uS\/cm","offer_id":47126836904194,"sku":"NY-735-EC1413US-250ML","price":50.0,"currency_code":"USD","in_stock":true},{"title":"EC 12.88 mS\/cm","offer_id":47126836936962,"sku":"NY-735-EC1288MS-250ML","price":50.0,"currency_code":"USD","in_stock":true},{"title":"3 M KCl","offer_id":47126836969730,"sku":"NY-735-KCL3M-250ML","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/2784\/6146\/files\/NIST-Standard-pH-_-Conductivity-Calibration-Solutions-_-pH-4-7-10-_-EC-84_12.18-mS-cm-StonyLab-213947967.jpg?v=1764323196"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/2784\/6146\/collections\/Calibration-Solutions-StonyLab-213951252.jpg?v=1764326553","url":"https:\/\/stonylab.com\/collections\/calibration-solutions.oembed","provider":"StonyLab","version":"1.0","type":"link"}