Product Details
| Product Name: Ferrous Sulphate monohydrate | CAS No.: 13463-43-9 |
| EC-No.: 603-840-1 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/10/24 |
1. Product Description
Ferrous Sulphate Monohydrate is a light green crystalline powder, soluble in water, providing a bioavailable source of iron. It is widely used in food fortification, pharmaceuticals, feed supplements, fertilizers, and industrial applications. Compared to the heptahydrate form, it contains a lower percentage of water of crystallization and slightly higher iron content by weight.
2. Specifications — Food / Pharmaceutical Grade
| Item | Specification / Typical Value | Test Method / Reference |
|---|---|---|
| Appearance | Light green crystalline powder | Visual |
| Identification | Positive for Fe²⁺ and SO₄²⁻ | USP / FCC |
| Assay (FeSO₄·H₂O) | 99.0 – 101.0 % (dry basis) | USP |
| Iron Content (Fe) | 28.0 – 30.0 % | Redox titration |
| Loss on Drying (105 °C) | 11.0 – 13.0 % | USP |
| pH (5% aqueous solution) | 3.5 – 5.0 | 25 °C |
| Insoluble Matter | ≤ 0.1 % | USP |
| Heavy Metals (as Pb) | ≤ 10 ppm | ICP |
| Lead (Pb) | ≤ 2 ppm | ICP |
| Arsenic (As) | ≤ 1 ppm | ICP |
| Cadmium (Cd) | ≤ 1 ppm | ICP |
| Mercury (Hg) | ≤ 0.1 ppm | ICP |
| Chloride (Cl⁻) | ≤ 0.05 % | USP |
| Sulphate (SO₄²⁻) | Pass test | USP |
| Solubility | Soluble in water; insoluble in ethanol | Visual |
| Microbiological Limits | Total plate count ≤ 1000 cfu/g; Yeast & Mold ≤ 100 cfu/g; E. coli, Salmonella negative | ISO / USP |
3. Specifications — Feed / Industrial Grade
| Item | Specification / Typical Value |
|---|---|
| Appearance | Green crystalline powder |
| FeSO₄·H₂O Content | ≥ 98.0 % |
| Iron (Fe) | ≥ 28.0 % |
| Moisture | ≤ 3.0 % |
| Water Insoluble Matter | ≤ 0.5 % |
| pH (5% solution) | 3.5 – 5.0 |
| Heavy Metals (as Pb) | ≤ 20 ppm |
Typical Applications:
Iron fortification in food and beverages
Pharmaceuticals: Iron supplements for anemia treatment
Animal Feed: Iron source for livestock and poultry
Fertilizers: Soil micronutrient additive
Industrial: Reducing agent, chemical intermediate, pigment production
4. Physical & Chemical Properties
| Property | Value |
|---|---|
| Appearance | Light green crystalline powder |
| Odor | Odorless |
| Taste | Metallic, slightly astringent |
| Solubility | Soluble in water; insoluble in alcohol |
| Bulk Density | 1.7 – 2.0 g/cm³ |
| Melting Point | Decomposes above 64 °C |
| Stability | Stable under dry conditions; slowly oxidizes on exposure to air |
5. Storage & Handling
Store in a cool, dry, well-ventilated area
Protect from moisture, sunlight, and heat
Keep container tightly sealed
Avoid contact with strong oxidizers
Follow GMP / HACCP standards for food and pharma applications
6. Packaging
| Grade | Standard Packaging |
|---|---|
| Food / Pharma Grade | 25 kg fiber drum or multi-layer kraft paper bag with PE liner |
| Feed / Industrial Grade | 25 kg woven bag or jumbo bag |
7. Shelf Life
24 months when stored in original sealed packaging under dry conditions, away from sunlight and moisture.
For more information, please visit this website：https://www.khonorchem.com
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China