Ferrous Sulfate Heptahydrate

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Product name: 
Ferrous Sulfate Heptahydrate

iron(2+),sulfate,heptahydrate
 

CAS No.: 7782-63-0

Molecular Formula: 

FeSO4·7H2O

Molecular Weight: 278.05
 

Characters: bluish green monoclinic crystal, can be easily weathered in air, soluble in water, insoluble in alcohols.

Specifications:

Ferrous Sulfate Heptahydrate A.R. C.P. Electronic grade USP31
Assay(FeSO4.7H2O)% 99.0-101.0 99.0-101.0 99.0-101.0 99.5-104.5
Water insoluble% ≤0.05 ≤0.02 ≤0.05
Chlorides(Cl) % ≤0.001 ≤0.005 ≤0.001
Phosphate(PO4)% ≤0.0005 ≤0.002 ≤0.0005
Arsenic (As)% ≤0.0002 ≤0.00002 ≤0.0002 ≤0.0003
Iron (Fe)% ≤0.02 ≤0.10 ≤0.02
Copper (Cu)% ≤0.002 ≤0.01 ≤0.002
Zinc (Zn)% ≤0.005 ≤0.02 ≤0.02
Manganese (Mn)% ≤0.05 ≤0.05
Mercury (Hg)% Pass
Total nitrogen % ≤0.001 ≤0.001
Lead (Pb)% ≤0.002 ≤0.005 ≤0.002 ≤0.001
Ammonia water non-precipitate % ≤0.05 ≤0.20 ≤0.05
Organic volatile matters Pass

Product Usage: Used as water purifier, gas scavenger, dye mordant,herbicide; also used the manufacture of printing ink and pigments etc.

Packaging: In 25Kg/woven bag, lined with double-layer plastic bag

Storage Precautions: Stored in a cool, ventilated and dry place at room temperature.

Ferrous Sulfate Heptahydrate


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