{"title":"Conductivity Standards","description":"Calibrate your conductivity meters accurately with our reliable conductivity standards, formulated to deliver consistent and precise measurements across a range of applications. Perfect for laboratory, environmental, and industrial testing to ensure optimal instrument performance. Contact us at 888-4-LABPRO (888-452-2776) for competitive bulk pricing, with next-day service in California and same-day service for will-calls. \u003c!-- split --\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/chemicals-reagents\"\u003eChemicals \u0026amp; Reagents \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/reference-standards\"\u003eReference Standards\u003c\/a\u003e\u003c\/li\u003e","products":[{"product_id":"sulfurous-acid-6-reagent-acs-500-ml-71731","title":"Sulfurous Acid, 6%, Reagent (Acs),500 ML - 71731","description":"Sulfurous Acid, 6%, Reagent (Acs),500 ML - 71731\u003cbr\u003eAppearance - clear, colorless, Assay (SO2) (%) 6.0 % - Min, Chloride 0.0005 %  Max, Heavy metals (as Pb) 0.0002 %  Max, Identification, Iron 0.0005 %  Max, Residue after ignition 0.005 %  Max\u003cbr\u003eCAS #:7782-99-2\u003cbr\u003eUN#:UN1833\u003cbr\u003eShip Name:SULFUROUS ACID\u003cbr\u003eFormula:H!2SO!3","brand":"GFS Chemicals Inc.","offers":[{"title":"7782-99-2","offer_id":44376820154537,"sku":"71731","price":70.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5452\/9953\/products\/gfs-conductivity-standards_e906e5ea-f971-4cbe-a138-68b517c6aee1.jpg?v=1742253961"},{"product_id":"sulfuric-acid-veritas-double-distilled-from-vycor-2-l-71703","title":"Sulfuric Acid, Veritas Double Distilled From Vycor,2 L - 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