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Potassium chloride, Pharmpur®, Ph Eur, BP, USP

- Synonyms: Chloro potassiumr- KClr- M = 74,56 g/molr- CAS [7447-40-7]r- EINECS-No.: 231-211-8r- Solub. in water: (20 ºC): 330 g/lr- Melting point: 773 ºCr- Boiling point: 1413 ºCr- LD 50 (oral, rat): 2600 mg/kgr- Tariff number: 3104 20 90 00r- Applications: analytical chemistry, laboratory reagent, photography, in buffer solutions, electrolyte for batteries.rrSPECIFICATIONSrassay (argentometric, on dried sample): 99,0 - 100,5 %rassay (argentometric, on dried sample) : 99,0 - 101,0 %rIdentification potassium EP: passes testrIdentification chloride EP: passes testrIdentification potassium USP: passes testrIdentification chloride USP: passes testrappearance of solution: clear and colourlessracidity or alkalinity (EP): passes testracidity or alkalinity (USP): passes testrbromides (Br) EP: max. 0,1 % rbromides (Br) USP: max. 0,1 %riodides (I): max. 0,005 %riodides (I): passes testrsulfates (SO4): max. 300 ppmrbarium (Ba): passes testriron (Fe): max. 20 ppmrmagnesium and alkaline-earth metals (as Ca): max. 200 ppmrcalcium and magnesium: passes testrsodium (Na): passes testrloss on drying (105 °C, 2h): max. 1,0 %rloss on drying (105 ºC, 3 h): max. 1,0 %r