| Customization: | Available |
|---|---|
| CAS No.: | 7782-63-0 |
| Formula: | Feso4-7H2O |
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Light green crystal
Application
(1)Water treatment
Ferrous sulfate is used for flocculating and purifying water, and removing phosphate from urban and industrial sewage to prevent eutrophication of water bodies.
(2) Reducing agent
A large amount of ferrous sulfate is used as reducing agent, which mainly reduces chromate in cement.
(3) Colorant
The production of a tannic acid inks and other inks requires ferrous sulfate. Ferrous dye is also used in wood dyed mordant.
B and ferrous sulfate can be used to stain the concrete into yellow rust.
C and woodworking ferrous sulphate make the maple dye silver color.
| Item | Index | Test Results |
| Content(FeSO4.7H2O) % | 98.0% | 98.1% |
| Content(FeSO4) % | 53.5% | 53.5% |
| Fe % | ≥19% | 19.65 |
| As % | ≤0.0002 | 0.00011 |
| Heavy Metal (Pb)% | ≤0.002 | 0.002 |
| Water insoluble matter % | ≤0.2 | 0.10 |
| Dissociation acid% | ≤0.35 | 0.22 |
| Apperance | Green powder or crystal | Pass |
| Conclusion | Pass | |
FAQ
1. Q:What's your delivery time?
A: Usually we will arrange the shipment in 7 -15 days.
2. Q:How about the packing?
A:solid:Usually we provide the packing as 25 kg / bag or1000kg/bags Of course, if you have special requirements on them, we will according to you.
Liquid:IBC drum or 50ml drum or 200drum,others customer requested
3. Q:How about the validity of the products?
A: According to the products you ordered.
4. Q:How to confirm the product quality before placing orders?
A: You can get free samples from us or take our SGS report as referene or arrange SGS before loading.
5. Q:What is loading port?
A: At main ports of China
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