Potassium chloride, for analysis, ExpertQ®, Reag. Ph Eur
- 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): min. 99,5 %rinsoluble in water: max. 0,01 %rpH (5 %, H2O): 5,5 - 8,0 rbromides (Br): max. 0,05 %riodides (I): max. 0,002 %rphosphates (as PO4): max. 0,0005 %rsulfates (SO4): max. 0,005 %rtotal nitrogen (as N): max. 0,001 %rbarium (Ba): max. 0,001 %rcalcium (Ca): max. 0,001 %rheavy metals (as Pb): max. 5 ppmriron (Fe): max. 3 ppmrmagnesium (Mg): max. 0,002 %rsodium (Na): max. 0,02 % r
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