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F4021 Ferrous Sulfate (Iron II Sulfate) Heptahydrate, ACS CAS: 7782-63-0

Specifications
CAS Number
7782-63-0
Grade
ACS Grade
MDL Number
MFCD00149719
Molecular Formula
FeSO4•7H2O
Molecular Weight
278.02
EU Commodity Code
38220090
Shipping Temp
RT
Storage Temp
RT
Iron II Sulfate Heptahydrate

Used for quantitative analysis of nitrates.

Synonyms
Iron II Sulfate Heptahydrate
CAS No
7782-63-0
Molecular Formula
FeSO4•7H2O
Molecular Weight
278.02
Appearance
Bluish geen crystals
Purity
≥99%
Melting Point
65°C (approx.)
pH
3-4 (25°C, 50g/L)
Density
1.898g/ml at 25°C (lit.)
Insoluble Matter
≤0.01%
Calcium
≤0.005%
Chloride
≤0.001%
Copper
≤0.005%
Ferric Ion (Fe3+)
≤0.1%
Magnesium
≤0.002%
Manganese
≤0.05%
Phosphate
≤0.001%
Potassium
≤0.002%
Sodium
≤0.002%
Zinc
≤0.005%
Substance not precipitated by NH4OH
≤0.05
Solubility (20%)
Green colored clear solution
Storage and Stability
May be stored at RT.
Warning
Irritant! Moisture sensitive!
Meets or exceeds ACS Specifications
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