1)Ferrous Sulphate Monohydrate
Molecula Formula: FeSO4. H2O,
Molocula Weight: 170,
CAS: 7720-78-7,
Appearance: Greyish white to light yellow powder or crystal
Specification:
Fe: 30.0% min,
Pb: 0.002% max,
As: 0.0002% max,
Cd: 0.0005% max,
Packing: 25kg plastic woven bag, 27MTs/20'FCL.

2)Ferrous sulphate heptahydrate
Molecula Formula: FeSO4.7H2O,
CAS: 7782-63-0,
Specification:
FeSO4.7H2O: 93% min,
Fe: 15.0% min,
TiO2: 0.5% max,
Water insoluble substance: 0.5% max.
Packing: 25kg plastic woven bag, 22T/20'FCL