| Item | Value |
| Content | ≥99% |
| MgO | ≥16% |
| Mg | ≥9.8% |
| Fe | ≤0.005% |
| Cl | ≤0.3% |
| Size | 0.1-1 mm |
| pH Value | 6-7 |
Magnesium Sulfate Heptahydrate (Epsom Salt)
CAS Number:
10034-99-8
Other Trading Names:
- Magnesium Sulphate
- Epsom Salt (Heptahydrate)
- English Salt
- Bitter Salts
- Bath Salts
Types of Packaging
- Woven bags lined with plastic having 25 kg weight capacity per bag
- Woven bags lined with plastic having 1000 kg weight capacity per bag
High-Purity Magnesium Sulfate Heptahydrate – Bulk Supplier for Agricultural, Industrial, Pharmaceutical & Feed Applications
We are a leading global supplier of Magnesium Sulfate Heptahydrate (MgSO₄·7H₂O), widely known as Epsom Salt, offering premium-grade material for agriculture, industry, animal nutrition, and chemical manufacturing. Our product is sourced and processed to meet the highest standards for purity, solubility, and consistency, making it a versatile and essential raw material for bulk buyers.
KEY APPLICATIONS FOR BULK BUYERS:
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Agriculture & Horticulture: Used as a highly soluble source of magnesium and sulfur in fertilizer blends, foliar sprays, and soil amendments to correct nutrient deficiencies and improve crop yield and quality.
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Animal Feed Supplement: An essential nutritional additive in premix and mineral feeds for livestock, poultry, and aquaculture to support metabolic health and growth.
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Industrial & Chemical Manufacturing: Serves as a drying agent, coagulant, and processing aid in textiles, tannery, pulp and paper, and chemical synthesis.
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Pharmaceutical & Cosmetic Grade: Meets stringent standards for use in medicinal preparations, bath salts, and personal care products.
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Water Treatment: Applied in wastewater treatment as a nutrient source for biological processes and in drinking water conditioning.
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Food Processing: Used as a firming agent, nutrient supplement, and brewing salt in food-grade applications (where compliant).
WHOLESALE SUPPLIER ADVANTAGES:
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Multiple Grades Available: Technical, agricultural, feed, and pharmaceutical grades to suit varied industrial needs.
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Bulk Packaging & Logistics: Supplied in 25kg bags, 1000kg jumbo bags, and bulk shipments with custom packaging options.
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Competitive Bulk Pricing: Favorable pricing for large-volume orders, contract manufacturing, and distributor partnerships.
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Global Supply Chain: Efficient international export with full documentation including SDS, COA, and customs papers.
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Quality Assurance: Consistent high purity (typically ≥ 99%), low heavy metals, and controlled crystal size for easy handling and dissolution.
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Technical Support: Application guidance and formulation assistance for agricultural, feed, and industrial users.
PRODUCT SPECIFICATIONS:
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Chemical Formula: MgSO₄·7H₂O
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Appearance: White crystalline powder or granules
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Assay (as MgSO₄·7H₂O): ≥ 99%
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Magnesium Content (as Mg): Approx. 9.8%
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Sulfur Content (as S): Approx. 13%
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Solubility: Highly soluble in water
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pH (5% solution): 5.0–8.0
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Storage: Store in a cool, dry, well-ventilated area





