Bulk Magnesium Sulphate Supplier – Agricultural Grade
Stable Supply for Africa & Latin America Importers
- 3,000+ MT Monthly Supply
- 10+ Years Export Experience
- Fast Shipment Arrangement
- Professional Export Documents
Are You Facing These Problems?
Magnesium deficiency reduces crop yield and leaf quality.
Secure stable magnesium supply for improved crop performance.
Why Global Importers Choose FT FERT
Magnesium Sulphate provides essential Magnesium (Mg) and Sulfur (S) for crop development.
- Stable Monthly Supply – Avoid Shortage Risk
- Fast Shipment – Reduce Inventory Pressure
- Flexible Trade Terms – Support Emerging Markets
- Strict Quality Control – No Inconsistent Batches
Reliable supply for distributors, wholesalers, and government tenders.
Product Specifications
Customized packing available (25kg / 50kg / Jumbo Bag)
Sample available for quality inspection before bulk order.
Magnesium Sulphate Heptahydrate (MgSO₄·7H₂O)
| ITEM | STANDARD | STANDARD | STANDARD |
|---|---|---|---|
| Appearance | White crystal | ||
| Purity | ≥99% | ≥99.5% | ≥99.5% |
| MgSO4 | ≥47.86% | ≥48.59% | ≥48.59% |
| MgO | ≥16% | ≥16.24% | ≥16.24% |
| Mg | ≥9.65% | ≥9.8% | ≥9.8% |
| S | ≥11.8% | ≥12% | ≥12% |
| Cl | ≤0.30% | ≤0.014% | ≤0.014% |
| Fe | 50ppm max | 15ppm max | 3ppm max |
| As | -- | 2ppm max | 2ppm max |
| Cd | -- | 2ppm max | 2ppm max |
| Pb | -- | 6ppm max | 6ppm max |
| Insoluble in water | ≤0.10% | ≤0.010% | ≤0.010% |
| PH(5W/V%Sol) | |||
| Size | 0.1-1mm | 0.1-0.5/ 1-3/ 2-4/ 4-7mm | 0.1-1mm |

Kieserite (MgSO₄·H₂O)
| ITEM | STANDARD | STANDARD | STANDARD |
|---|---|---|---|
| Appearance | White crystal | ||
| Purity | ≥99% | ≥99.5% | ≥99.5% |
| MgSO4 | ≥47.86% | ≥48.59% | ≥48.59% |
| MgO | ≥16% | ≥16.24% | ≥16.24% |
| Mg | ≥9.65% | ≥9.8% | ≥9.8% |
| S | ≥11.8% | ≥12% | ≥12% |
| Cl | ≤0.30% | ≤0.014% | ≤0.014% |
| Fe | 50ppm max | 15ppm max | 3ppm max |
| As | -- | 2ppm max | 2ppm max |
| Cd | -- | 2ppm max | 2ppm max |
| Pb | -- | 6ppm max | 6ppm max |
| Insoluble in water | ≤0.10% | ≤0.010% | ≤0.010% |
| PH(5W/V%Sol) | |||
| Size | 0.1-1mm | 0.1-0.5/ 1-3/ 2-4/ 4-7mm | 0.1-1mm |
Reliable Manufacturing Partner
- Annual Export Volume: 40,000+ MT
- Strict Quality Control
- Stable Raw Material Supply
- Long-term Cooperation Available
Consistent quality ensures repeat business.
Reliable Bulk Supplier for Importers
We supply ammonium sulphate to fertilizer distributors and importers worldwide.
- 3,000 MT Monthly Supply
- TT / LC at Sight Accepted
- Professional Export Documentation
- Fast Shipment Arrangement
- Professional COA & SGS Support
We understand price sensitivity and logistics challenges in developing markets.



Serving fertilizer distributors & wholesalers worldwide.

Frequently Asked Questions
2x 20FT Container
T/T, LC at sight, and other flexible payment terms.
Within 15 days after deposit
Yes, full export documents provided.
Get Latest Bulk Price for Your Market
Prices updated weekly based on market changes. Send us your required quantity & destination port.
Get In Touch
- Phase I Office Building, No. 95 Nanhai Road, Tianjin TEDA, China
- +86 155 1088 9799
- ftfert@ftfert.com
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