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Zinc Sulphate Granular (ZnSO₄·7H₂O), also known as zinc sulfate heptahydrate, is a white to pale yellow crystalline compound that serves as the world’s most widely used zinc micronutrient fertilizer. Containing approximately 21-23% zinc content, it provides essential zinc nutrition for plant growth, enzyme activation, and overall crop quality. Beyond agriculture, Zinc Sulphate Granular finds extensive use in animal nutrition, pharmaceutical manufacturing, and various industrial applications due to its high purity, excellent solubility, and chemical stability.
Product Specifications
| Property | Specification |
|---|---|
| Chemical Formula | ZnSO₄·7H₂O (Heptahydrate) |
| Appearance | White to pale yellow crystalline granules |
| Purity | ≥ 95% ZnSO₄·7H₂O (Fertilizer Grade), ≥ 99% (Food Grade) |
| Zinc Content | 21-23% Zn (Heptahydrate), 35-36% Zn (Monohydrate) |
| Moisture Content | ≤ 1% maximum |
| Solubility | 965 g/L in water at 20°C |
| pH (5% Solution) | 4.0 – 6.0 |
| Granule Size | 1.0-4.0 mm (granular), 100-200 mesh (powder) |
| Packaging | 25 kg bags, 50 kg bags, 1000 kg big bags |
Applications of Zinc Sulphate Granular
Agricultural Fertilizer Applications
- Field crop nutrition for corn, wheat, rice, soybeans, and other cereal grains
- Fruit and vegetable production including citrus, potatoes, tomatoes, and leafy greens
- Orchard management for apples, pears, stone fruits, and nut trees
- Specialty crops including cotton, sugar beets, oil palm, and ornamental plants
Zinc Sulphate is a high-purity, industrial-grade powder that is commonly used in various industrial applications. With a pH level of 2.5, this product is highly acidic and should be handled with care. The powder form of Zinc Sulphate is easy to store at room temperature and has a purity level of 96%, making it an excellent choice for a wide range of industrial processes. This product is poisonous and should be handled in accordance with safety protocols.
| Purity/Concentration | 21 % |
| Purity | 99% |
| Grade | Industrial |
| Form | Powder |
| Packaging Size | 25 kg |
| Packaging Type | HDPE Bag |
| Usage/Application | Agriculture |
| Molecular Weight | 287.53 g/mol (heptahydrate) |
| pH Value | 3.5 |
| Density | 1.97 g/cm3 |
| Color | White |
| Chemical Formula | ZnSO4H2O |
| Melting Point | 200 degree C |
FAQs of Zinc Sulphate:
Q: What is the purity level of Zinc Sulphate?
A: The purity level of Zinc Sulphate is 96%.
Q: What is the pH level of Zinc Sulphate?
A: The pH level of Zinc Sulphate is 2.5.
Q: Can Zinc Sulphate be stored at room temperature?
A: Yes, Zinc Sulphate can be easily stored at room temperature.
Q: What is the physical form of Zinc Sulphate?
A: Zinc Sulphate is a powder.
Q: Is Zinc Sulphate poisonous?
A: Yes, Zinc Sulphate is poisonous and should be handled with care in accordance with safety protocols.
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