1.Mainly used to make pigment such as Ferric Oxide series products(such as iron oxide red, Iron oxide black, Iron oxide yellow etc. ).
2.It can also be directly used as flocculant in waste water treatment.
3.For producing ferric sulfate
4.For iron containing catalyst
5.Used as a mordant in dyeing wool, in the manufacture of ink
6.As additive in compound fertilizer
|
FERROUS SULPHATE HEPTAHYDRATE CRETIFICATE ANALYSIS |
||
|
Item |
Specification |
Test |
|
FeSO4·7H2O |
98% min |
98.6% |
|
FE |
19.7% min |
19.76% |
|
Cd (ppm) |
5PPM MAX |
3PPM |
|
Mn |
0.15%max |
0.11% |
|
Pb(ppm) |
20PPM MAX |
6.8PPM |
|
Dioxin（ng/kg）
|
0.75%min |
0.35% |
|
Hg(ppm) |
0.1max |
0.07 |
COMMENT:  |
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