Description
🔬 Specifications of Magnesium Sulphate Anhydrous
| Property | Specification |
|---|---|
| Chemical Name | Magnesium Sulphate Anhydrous |
| Chemical Formula | MgSO₄ |
| CAS Number | 7487-88-9 |
| Molecular Weight | 120.37 g/mol |
| Appearance | White, odorless crystalline powder |
| Purity (MgSO₄) | ≥ 98% |
| Magnesium (Mg) | ≥ 19.6% |
| Sulfur (S) | ≥ 25.8% |
| Solubility | Soluble in water, insoluble in ethanol |
| pH (5% solution) | 5.0 – 9.0 |
| Moisture Content | ≤ 0.5% |
| Packaging | 25 kg or 50 kg PP bags with inner PE liner |
| Shelf Life | 24 months under dry, sealed conditions |
🌿 Applications of Magnesium Sulphate Anhydrous
1. Agriculture and Fertilizers
Magnesium sulphate anhydrous is widely used as a soil amendment and fertilizer additive, especially in magnesium-deficient soils. Magnesium supports chlorophyll production, boosting photosynthesis, while sulfur enhances protein synthesis and crop yield.
2. Chemical and Industrial Manufacturing
It is used as a drying agent (desiccant) in organic synthesis, and in the manufacture of magnesium salts, refractories, and pulp & paper. Its anhydrous nature makes it ideal for applications that require the absence of moisture.
3. Pharmaceutical and Cosmetic Use
In pharmaceutical-grade forms, magnesium sulphate may be used in laxatives, anti-inflammatory treatments, and topical creams. Though less common than its heptahydrate counterpart (Epsom salt), the anhydrous form is valued for precise dosage control.
4. Water Treatment
It helps in water softening and acts as a flocculant in wastewater treatment facilities.
✅ Benefits of Magnesium Sulphate Anhydrous
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✔️ High purity (≥ 98%) ensures reliability for technical and industrial use
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✔️ Anhydrous form provides concentrated active material with no excess water
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✔️ Improves crop quality and boosts agricultural productivity
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✔️ Multiple industrial uses ranging from drying agents to water treatment
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✔️ Long shelf life and stable under proper storage conditions
⚠️ Safety & Handling
While generally non-toxic, magnesium sulphate anhydrous should be handled with care:
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Avoid inhalation of dust; use a dust mask in industrial settings
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Wear gloves and goggles to prevent eye and skin irritation
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Store in cool, dry places away from moisture, as it readily absorbs water
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Ensure bags or containers are tightly sealed after use
📌 Conclusion
Magnesium Sulphate Anhydrous is a highly versatile, high-purity compound with wide-ranging applications in agriculture, industry, and pharmaceuticals. Its unique chemical structure—free of water—makes it ideal where moisture must be controlled or avoided. With its consistent quality, excellent solubility, and nutrient-rich profile, it remains a trusted choice for both commercial and technical uses.
