FX0245
Ferrous Ammonium Sulfate, Hexahydrate
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Synonym(s):
Ferrous Ammonium Sulfate, Hexahydrate, Ammonium Iron(II) Sulfate, Hexahydrate, Ammonium Iron (II) Sulfate
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About This Item
grade
ACS reagent
Quality Segment
assay
98.5-101.5%
form
crystals
impurities
≤0.01% Insoluble matter
color
blue-green
pH
3-5 (20 °C, 50 g/L in H2O)
mp
39-41 °C (Elimination of water of crystallisation)
solubility
269 g/L
anion traces
phosphate (PO43-): ≤0.003%
cation traces
Ca: ≤0.005%, Cu: ≤0.003%, Fe3+: ≤0.01%, K: ≤0.002%, Mg: ≤0.002%, Mn: ≤0.01%, Na: ≤0.02%, Zn: ≤0.003%
shipped in
ambient
storage temp.
room temp
SMILES string
[Fe+3].[S](=O)(=O)([O-])[O-].[S](=O)(=O)([O-])[O-].[N+H4].[N+H4].O.O.O.O.O.O
InChI
1S/Fe.2H3N.2H2O4S.6H2O/c;;;2*1-5(2,3)4;;;;;;/h;2*1H3;2*(H2,1,2,3,4);6*1H2/q+3;;;;;;;;;;/p-2
InChI key
SHHFGSWBFZVUNE-UHFFFAOYSA-L
Analysis Note
Calcium (Ca): 0.005% max
Color: Blue-green (no yellow)
Copper (Cu): 0.003% max
Ferric iron (Fe+++): 0.01% max
Form: Crystals
Insoluble matter: 0.01% max
Magnesium (Mg): 0.002% max
Manganese (Mn): 0.01% max
Phosphate (PO4): 0.003% max
Potassium (K): 0.002% max
Sodium (Na): 0.02% max
Zinc (Zn): 0.003% max
Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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