{"product_id":"sodium-thiosulfate-pentahydrate-acs-grade-reagent-10-kg-gfs-chemicals-69603","title":"Sodium Thiosulfate, Pentahydrate, ACS Grade Reagent, 10 Kg, GFS Chemicals, 69603","description":"\u003cp\u003e\u003cstrong\u003eGFS Chemicals® Sodium Thiosulfate, Pentahydrate, ACS Grade Reagent, 10 Kg, 69603\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAppearance:  white crystalline solid\u003c\/li\u003e \u003cli\u003eCAS No.: \u003cul\u003e \u003cli\u003eSodium Thiosulfate, Pentahydrate: 10102-17-7\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eChemical Formula: Na\u003csub\u003e2\u003c\/sub\u003eS\u003csub\u003e2\u003c\/sub\u003eO\u003csub\u003e3\u003c\/sub\u003e•5H\u003csub\u003e2\u003c\/sub\u003eO\u003c\/li\u003e \u003cli\u003eMolecular Weight: 248.18 g\/mol\u003c\/li\u003e \u003cli\u003epH:  6 - 8 (5% aqueous solution)\u003c\/li\u003e \u003cli\u003eMelting\/Freezing Point:  113 °F (45 °C) (begins losing water)\u003c\/li\u003e \u003cli\u003eSolubility:  soluble in water\u003c\/li\u003e \u003cli\u003eSpecific Gravity\/Density:  1.73 g\/cm\u003csup\u003e3\u003c\/sup\u003e\n\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\u003e99.5 to 101 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInsoluble\u003c\/td\u003e \u003ctd\u003e0.000 to 0.005 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNitrogen compounds (as N)\u003c\/td\u003e \u003ctd\u003e0.000 to 0.002 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSulfate and sulfite (as SO4) (%)\u003c\/td\u003e \u003ctd\u003e0.0 to 0.1 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSulfide\u003c\/td\u003e \u003ctd\u003e0 to 0 Maximum\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003epH of 5% solution\u003c\/td\u003e \u003ctd\u003e6.0 to 8.4 pH\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e","brand":"GFS Chemicals","offers":[{"title":"EA (1)","offer_id":51111536132411,"sku":"GFS-561-10KG-EA","price":467.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/GFS-561-10KG_222060fd-639a-45a6-9a4a-cfc97b9329b9.png?v=1784718673","url":"https:\/\/preiser.com\/products\/sodium-thiosulfate-pentahydrate-acs-grade-reagent-10-kg-gfs-chemicals-69603","provider":"Preiser Scientific","version":"1.0","type":"link"}