Ferrous Sulfate Heptahydrate
Basic Information
Chemical Formula: FeSO4·7H2O
Molecular Weight: 278.02
CAS No.: 7782-63-0
HS Code: 28332910
We provide Ferrous sulfate heptahydrate powders or particles for applications in trace element fertilizers, flocculants (for wastewater treatment), and precipitants.
Applications
1. For trace element fertilizer: iron fertilizer, water soluble fertilizer, and foliar fertilizer.
2. Wastewater treatment: flocculant.
3. Feed grade additive: as nutritional supplements for synthesizing hemoglobin.
4. Manufacturing trivalent iron compound, ink, iron oxide, and indigo.
5. Making mordants, tanning agents, wood preservatives, disinfectants, and photographic plates.
6. Medical: local astringent and blood tonic.
7. Wastewater treatment: flocculant, reducing agent and precipitant.
| Grade | Ferrous sulfate heptahydrate | Ferrous sulfate monohydrate | |
| Ferrous sulfate (FeSO4 ·H2O) content | % ≥ | - | 91.4 |
| Ferrous sulfate (FeSO4·7H2O) content | % ≥ | 98.0 | - |
| Iron (Fe) content | % ≥ | 19.7 | 30.0 |
| Arsenic (As) content | % ≤ | 0.0002 | 0.0002 |
| Plumbum (Pb) content | % ≤ | 0.002 | 0.002 |
| Fineness (pass through 180μm-screen) | % ≥ | - | 95 |
Remarks: Ferrous sulfate heptahydrate is manufactured using a full water soluble technique; wet or dry techniques are optional for producing ferrous sulfate monohydrate.
Packaging
