Purity:
MgSO4.7H2O: 99%
MgSO4: 48.36%
MgO: 16.2%
Mg: 9.68%
S: 12.8%
Size: 0.1-1 mm
Premium Water Soluble Magnesium Fertilizer for Global B2B Supply
Maximize crop yields and optimize liquid fertilizer formulations with our premium water soluble magnesium fertilizer. As a leading fertilizer manufacturer and exporter, we specialize in delivering high-purity Magnesium Sulfate (MgSO4) designed specifically for advanced agricultural systems. Whether you are a bulk distributor, an agricultural estate procurement manager, or a water-soluble NPK blending factory, our product offers the perfect balance of exceptional quality and competitive wholesale pricing.


Magnesium is the central atom of chlorophyll, making it indispensable for photosynthesis, enzyme activation, and carbohydrate transport. Our specialized formulation ensures that crops receive immediate, highly bioavailable nutrition to correct deficiencies rapidly and drive vigorous growth.

In the competitive B2B market, product performance and supply chain reliability are what matter most. Our water soluble magnesium fertilizer is manufactured under strict quality control standards to deliver distinct commercial and agronomic advantages:
100% Rapid Solubility: Dissolves completely and instantly in water without leaving any residue, making it perfectly safe for sophisticated fertigation, center pivots, and hydroponic setups.
Clog-Free Application: Zero grit or insoluble matter protects your clients' drip irrigation emitters and spray nozzles from costly clogging and maintenance downtime.
High Nutrient Concentration: Delivers fully bioavailable Magnesium (MgO) and Sulfur (S) simultaneously, providing a synergistic boosting effect for cash crops, fruits, and vegetables.
Ideal Blend Component: Featuring excellent physical compatibility, it serves as a flawless raw material for blending high-end liquid fertilizers or water-soluble crystalline NPK formulas.

We offer flexible packaging solutions—ranging from 25kg and 50kg bags to 1.2-ton jumbo bags—fully customizable with neutral or OEM branding to match your local market regulations.
| Technical Parameter | Standard Specifications |
| Product Form | High-Purity Crystalline / Powder |
| Main Content | Fully Water Soluble Magnesium Fertilizer |
| Magnesium Oxide (MgO) | 16% min / 48% min (as Magnesium Sulfate) |
| Sulfur (S) | 12% min |
| Insoluble Matter | Less than 0.05% |
| pH Value (5% solution) | 5.0 – 7.0 |

The Factory-Direct Advantage: Sourcing directly from our production facility eliminates middleman costs. We guarantee consistent batch quality, comprehensive export documentation (including SGS/CCIC inspections), and efficient logistical dispatch via major shipping ports.
Secure Your Agricultural Supply Chain Today
As a trusted B2B partner, we support your business growth through dependable bulk supply capacities, seasonal price safeguarding, and responsive technical support. We invite global agrochemical distributors and industrial buyers to establish a long-term, mutually beneficial partnership.
Contact our B2B export specialists today to request a real-time price quotation, detailed technical data sheets (TDS), or to arrange free samples for independent laboratory testing.