Magnesium Sulfate
Product Description
🌟 Product Overview & Advantages
Magnesium Sulfate, also known as Epsom Salt, is a white crystalline inorganic compound widely used in agriculture, industry, and pharmaceuticals. Our product is available in three forms: Anhydrous, Monohydrate, and Heptahydrate, with customizable purity levels and particle sizes to meet different application needs.
✅ High purity & consistent quality
✅ Available in multiple hydration states
✅ Easily soluble, low heavy metal content
✅ Stable supply & fast delivery


Get in Touch With Us
- 📱Tel/WeChat: +86 15315760566
- 💬WhatsApp: +86 15315760566
- ✉️ Email: harris@qibenchemical.com


Grade / Product Types
📦 Grades & Packaging Options
We offer industrial-grade and agriculture-grade magnesium sulfate in the following forms:
Anhydrous Magnesium Sulfate: White powder, low moisture content
Magnesium Sulfate Monohydrate: High stability, widely used in fertilizers
Magnesium Sulfate Heptahydrate: Also called Epsom Salt, granular or powder form
Standard Packaging:
25kg PP/PE bag
50kg bag / 1000kg jumbo bag (customizable)
Palletized and shrink-wrapped for sea transport safety










Typical Specifications
🧾 Product Information
CAS No. | Molecular Formula | HS Code |
---|---|---|
7487-88-9 (Anhydrous) | MgSO₄ | 28332100 |
14168-73-1 (Monohydrate) | MgSO₄·H₂O | 28332100 |
10034-99-8 (Heptahydrate) | MgSO₄·7H₂O | 28332100 |
📊 Typical Specification Table (Heptahydrate)
Item | Specification |
---|---|
MgSO₄ Content | ≥ 99.5% |
MgO Content | ≥ 16.0% |
Fe Content | ≤ 0.0015% |
Chloride (Cl⁻) | ≤ 0.014% |
Heavy Metals | ≤ 0.002% |
Water Insoluble | ≤ 0.01% |
Appearance | White Crystals |
(For other forms: detailed COA available upon request)
Main Applications
🏭 Application Fields
🔹 Agriculture: Magnesium fertilizer, promotes chlorophyll synthesis
🔹 Industry: Cement additives, textile dyeing, tanning agents
🔹 Pharmaceuticals: Laxatives, electrolyte supplements
🔹 Feed Grade: Mineral additive for livestock and poultry
🔹 Personal Care: Bath salts, skin-soothing agents


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Frequently Asked Questions
Here we’ve gathered answers to common questions about our products, packaging, shipping, and support. Feel free to contact us if you need more details.
Yes, free samples are available for quality testing. Shipping costs can be discussed based on your location.
We offer sea, air, and train freight depending on your country and quantity. FOB, CIF, and DDP terms are all available.
Each batch is strictly tested before delivery. COA and third-party inspection (SGS/BV) can be provided if required.
Yes. We support private labeling, palletizing, custom printing, and OEM packaging solutions.
Our products are widely exported to Southeast Asia, the Middle East, Africa, Europe, and South America with stable long-term clients.