Ferrous sulfate
High-Quality Ferrous Sulfate for Industrial and Agricultural Applications
Ferrous sulfate (FeSO4), also known as iron(II) sulfate, is a versatile chemical compound with numerous applications across various industries. Our premium-grade ferrous sulfate meets the highest quality standards, ensuring optimal performance in water treatment, agriculture, and manufacturing processes.
Key Product Specifications
- Chemical Formula: FeSO4·7H2O (Heptahydrate)
- Appearance: Blue-green crystals
- Iron Content: ≥19.7%
- Purity: ≥98%
- Solubility: Highly soluble in water
- pH Level: 3-4 (10% solution)
- Molecular Weight: 278.01 g/mol
| Parameter | Specification |
|---|---|
| Assay (FeSO4·7H2O) | ≥98% |
| Ferrous Iron (Fe²⁺) | ≥19.7% |
| Insoluble Matter | ≤0.05% |
| Chloride (Cl) | ≤0.005% |
| Heavy Metals (as Pb) | ≤0.002% |
| Packaging | 25kg/50kg bags or customized packaging |
Applications of Ferrous Sulfate
- Water Treatment: Effective coagulant for wastewater treatment
- Agriculture: Essential micronutrient fertilizer for crops
- Animal Nutrition: Iron supplement in animal feed
- Chemical Manufacturing: Precursor for other iron compounds
- Dye Industry: Mordant in textile dyeing processes
Ferrous Sulfate FAQ
Q: What are the storage requirements for ferrous sulfate?
A: Ferrous sulfate should be stored in a cool, dry, well-ventilated area away from direct sunlight and moisture. Keep containers tightly closed when not in use. Store separately from oxidizing agents and strong bases. The recommended storage temperature is between 15-25°C (59-77°F).
Q: How does ferrous sulfate benefit agricultural applications?
A: In agriculture, ferrous sulfate serves multiple purposes. It corrects iron deficiencies in plants (chlorosis), lowers soil pH in alkaline soils, acts as a moss killer in lawns, and provides essential iron for chlorophyll production. It's particularly effective for crops like citrus, grapes, and ornamentals that require higher iron levels.
Q: What safety precautions should be taken when handling ferrous sulfate?
A: When handling ferrous sulfate, wear appropriate PPE including gloves, safety goggles, and protective clothing. Avoid inhalation of dust and prevent contact with skin and eyes. In case of eye contact, flush immediately with plenty of water for at least 15 minutes. If ingested, seek medical attention immediately. Always work in well-ventilated areas and wash hands thoroughly after handling.
Grade Comparison
| Grade | Purity | Main Applications | Packaging |
|---|---|---|---|
| Industrial Grade | ≥96% | Water treatment, chemical manufacturing | 25kg/50kg bags |
| Agricultural Grade | ≥95% | Soil amendment, fertilizer | 25kg bags, bulk |
| Feed Grade | ≥98% | Animal nutrition | 25kg bags |
| Technical Grade | ≥97% | Dye industry, wood preservation | 50kg bags |
Our ferrous sulfate is manufactured under strict quality control measures to ensure consistency and reliability. We offer competitive pricing and flexible delivery options to meet your specific requirements. Contact our sales team for technical specifications, MSDS, and customized solutions using ferrous sulfate for your particular application.
More About Ferrous Sulfate
Q: What's the difference between ferrous sulfate and ferric sulfate?
A: The main difference lies in the iron oxidation state. Ferrous sulfate contains iron in the +2 oxidation state (Fe²⁺), while ferric sulfate contains iron in the +3 state (Fe³⁺). Ferrous sulfate is more soluble and typically used as an iron supplement, while ferric sulfate is more commonly used as a coagulant in water treatment due to its stronger oxidizing properties.
Q: Can ferrous sulfate be used in drinking water treatment?
A: Yes, ferrous sulfate is approved for use in drinking water treatment when produced to appropriate purity standards. It helps remove phosphates and hydrogen sulfide, reduces arsenic levels, and eliminates water cloudiness. However, proper dosage control is essential to maintain water quality standards and prevent excess iron in drinking water.
Q: How long does ferrous sulfate remain effective in soil?
A: The effectiveness duration depends on soil conditions. In well-drained, slightly acidic soils, ferrous sulfate typically remains available to plants for 2-4 weeks. In alkaline soils, it may oxidize to insoluble forms more quickly. For prolonged effectiveness, consider chelated iron products or multiple applications at lower rates throughout the growing season.
Handling and Transportation
- Packaged in moisture-proof containers
- Classified as non-hazardous for transport
- Protect from rain during transportation
- No special shipping documents required
- Standard shelf life of 2 years when stored properly