Ammonium iron(II) sulfate hexahydrate, EssentQ®
- Synonyms: Iron(II) ammonium sulfate, Ferrous ammonium sulfate, Mohr's salt
- (NH4)2Fe(SO4)2·6H2O
- M = 392,14 g/mol
- CAS [7783-85-9]
- EINECS-No.: 233-151-8
- Solub. in water: (20 ºC): 269 g/l
- Melting point: 100 ºC
- Tariff number: 2842 90 80 00
- Applications: analytical chemistry, synthesis of polymers, photography.
SPECIFICATIONS
assay (permanganometric): 98 - 101 %
insoluble in diluted H2SO4: max. 0,01 %
chlorides (Cl): max. 0,005 %
phosphates (as PO4): max. 0,005 %
calcium (Ca): max. 0,02 %
copper (Cu): max. 0,002 %
iron (III) (Fe (III)): max. 0,05 %
magnesium (Mg): max. 0,02 %
potassium (K): max. 0,01 %
sodium (Na): max. 0,01 %
zinc (Zn): max. 0,01 %
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