{"product_id":"natriumthiosulfat-5hydrat-czda-500g","title":"Sodium Thiosulfate Pentahydrate Pure for Analysis 500g","description":"\u003cp\u003e\u003cstrong\u003eSodium thiosulfate 5-hydrate p.a. (Na2S2O3 - 5H2O)\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical information about the chemical reagent:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cspan\u003eChemical name: Sodium thiosulfate pentahydrate\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eChemical formula: Na2S2O3 - 5H2O\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCAS number: 10102-17-7\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eEC number: 231-867-5\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMolar mass: 248.18 g\/mol\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePhysical state: solid, crystals\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eColor: colorless\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eExternal appearance: colorless crystals\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eOdor: odorless\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003epH value (50 g\/l H2O, 20°C): 6.0 - 7.5\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMelting point: 48 °C (decomposition)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eBoiling point: not applicable\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eAuto-ignition temperature: not applicable\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eFlash point: not applicable\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eExplosion limits: not applicable\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eVapor pressure: not available\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eDensity: 1.73 g\/cm³ (20°C)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eBulk density: approx. 1000 kg\/m³\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubility in water: approx. 700 g\/l (20°C)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSolubility in organic solvents: no data\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eLog P (O\/W): -4.35 (calculated)\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eContent: 99.5 - 100.5 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eWater-insoluble substances: max. 0.005 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eTotal nitrogen (N): max. 0.002 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eChloride (Cl): max. 0.01 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSulfate and sulfites (SO4): max. 0.05 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eSulfides (S): max. 0.0001 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eHeavy metals (Pb): max. 0.0005 %.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eMagnesium (Mg): max. 0.001%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003ePotassium (K): max. 0.005%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eCalcium (Ca): max. 0.002%.\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eIron (Fe): max. 0.0005 %\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cspan\u003eProduct Code: CHEM-118095802\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eExamples of professional applications in various industries:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalytical laboratories:\u003c\/strong\u003e Reagent in iodometric analyses and in the preparation of standard solutions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality control:\u003c\/strong\u003e For the calibration of analytical methods and laboratory tests.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhotographic industry:\u003c\/strong\u003e Used in photographic fixing processes (binds silver ions).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOther research processes:\u003c\/strong\u003e Chelating agents and reducing agents in analytical chemistry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHazard statements on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNot applicable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSafety information on the product label:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNot applicable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eRecommended storage conditions:\u003c\/b\u003e\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eStore in a tightly closed container.\u003c\/li\u003e\n  \u003cli\u003eProtect from moisture, light, and heat.\u003c\/li\u003e\n  \u003cli\u003eStore in a cool, dry, and well-ventilated place.\u003c\/li\u003e\n  \u003cli\u003eAvoid contamination and contact with oxidizing substances.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55537951965532,"sku":"CHEM-118095802-500g","price":27.47,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/e8d881d306aa8d4868bf29b652459480.jpg?v=1758552937","url":"https:\/\/biolaboratoriuhot.com\/en\/products\/natriumthiosulfat-5hydrat-czda-500g","provider":"Biolaboratorium","version":"1.0","type":"link"}