{"product_id":"potassium-sulfate-granular-acs-grade-reagent-2-5-kg-gfs-chemicals-62202","title":"Potassium Sulfate, Granular ACS Grade Reagent, 2.5 kg, GFS Chemicals, 62202","description":"\u003cp\u003e\u003cstrong\u003eGFS Chemicals® Potassium Sulfate, Granular ACS Grade Reagent, 2.5 kg, GFS Chemicals, 62202\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAppearance: white granular solid\u003c\/li\u003e \u003cli\u003eCAS No: \u003cul\u003e \u003cli\u003ePotassium Sulfate: 7778-80-5\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eChemical Formula: K\u003csub\u003e2\u003c\/sub\u003eSO\u003csub\u003e4\u003c\/sub\u003e\n\u003c\/li\u003e \u003cli\u003eMolecular Weight: 176.26 g\/mol\u003c\/li\u003e \u003cli\u003epH: 7 (5% solution)\u003c\/li\u003e \u003cli\u003eMelting\/Freezing Point: 1952.6 °F (1067 °C)\u003c\/li\u003e \u003cli\u003eInitial Boiling Point\/Range: 3072.2 °F (1689 °C)\u003c\/li\u003e \u003cli\u003eDensity\/Specific Gravity: 2.66 g\/cm\u003csup\u003e3\u003c\/sup\u003e\n\u003c\/li\u003e \u003cli\u003eSolubility in Water: 115 g\/L at 25 °C\u003c\/li\u003e \u003cli\u003eOxidizing Properties: non-oxidizing\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e \u003ctable style=\"width:\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eAssay\u003c\/td\u003e \u003ctd\u003e99.0 % Minimum\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eThrough 70 mesh screen\u003c\/td\u003e \u003ctd\u003ereport\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHeavy Metals (by ICP-OES)\u003c\/td\u003e \u003ctd\u003e0.0005 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInsoluble\u003c\/td\u003e \u003ctd\u003e0.01 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003epH of 5% solution\u003c\/td\u003e \u003ctd\u003e5.5 to 8.5 pH\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eChloride\u003c\/td\u003e \u003ctd\u003e0.001%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNitrogen compounds (%)\u003c\/td\u003e \u003ctd\u003e0.0005 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSodium\u003c\/td\u003e \u003ctd\u003e0.02 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCalcium\u003c\/td\u003e \u003ctd\u003e0.01 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMagnesium\u003c\/td\u003e \u003ctd\u003e0.005 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eIron\u003c\/td\u003e \u003ctd\u003e0.0005 %\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e","brand":"GFS Chemicals","offers":[{"title":"EA (1)","offer_id":51111549206843,"sku":"GFS-701-2.5KG-EA","price":208.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/GFS-701-2_5KG.png?v=1784718780","url":"https:\/\/preiser.com\/products\/potassium-sulfate-granular-acs-grade-reagent-2-5-kg-gfs-chemicals-62202","provider":"Preiser Scientific","version":"1.0","type":"link"}