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By certification 
Synonyms: ferrous sulfate hepta industry grade, ferrous sulphate heptahydrate industry grade, ferrous sulphate hepta industry grade; iron sulfate heptahydrate industry grade, iron sulfate hepta industry grade, iron sulphate heptahydrate industry grade, iron sulphate hepta industry grade.
1. Product Introduction
Chemical formula: FeSO4·7H2O
HS NO.: 28332910
CAS No.: 7782-63-0
EINECS No.: 231-753-5
Appearance: Greyish-green Crystal
2. Product Parameter (Specification)
Items |
Units |
Standard |
Purity (FeSO4·7H2O) |
% |
98 min |
Fe |
% |
19.7 min |
Pb |
ppm |
10 max |
Cd |
ppm |
10 max |
As |
ppm |
5 max |
Appearance |
- |
Greyish-gree Crystal |
3. Product Feature And Application
In industry, it is applied to produce iron salts, ink, iron oxide red and indigo-blue,or used as mordant, tanning agent, water treatment agent, wood preservative and disinfectant.
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