Chemical Name: Ferrous Sulfate (Mono.& Hepta.)
Molecular Formula: FeSO4·H2O,FeSO4·7H2O
Molecular Weight: 169.92,278.03
CAS No. : 7720-78-7
Standard Executed: HG/T 2935-2006
Appearance
• Ferrous sulfate monohydrate : off-white powder;
• Ferrous sulfate heptahydrate : blue-green crystal.
Application
• Used as a feed additive and fertilizer in agriculture;
• In industry, it can be used to make iron salt, iron oxide pigment, mordant, water purifier for sewage treatment, wood preservative and disinfectant.
Packing
• Net weight : 25,1000kg;
• PP woven bag, with inner PE plastic bag.
Specification
Item |
Standard |
|
FeSO4·H2O |
FeSO4·7H2O |
|
Ferrous sulfate (as FeSO4· H2O) ω/% ≥ |
91.4 |
--- |
Ferrous sulfate (as FeSO4·7H2O) ω/% ≥ |
--- |
98.0 |
Iron (Fe) ω/% ≤ |
30.0 |
19.7 |
Arsenic (As) ω/% ≤ |
0.0002 |
0.0002 |
Lead (Pb) ω/% ≤ |
0.002 |
0.002 |
Fineness (180μm test sieve pass rate)ω/% ≤ |
95 |
--- |
Water insoluble matter ω/% ≤ |
--- |
0.5 |