Magnesium Sulfate Heptahydrate Granular
Magnesium Sulphate Heptahydrate Granular contributes to healthy crop growth and contains magnesium and sulfur making it directly absorbable by the plant, which is an ideal magnesium fertilizer in Drip irrigation, water-soluble fertilizer, spraying, foliar fertilizer.
- Other Name;Magnesium Sulphate;Epsom Salt;
- Chemical Formula：MgSO4•7H₂O
- Appearance: white or colored crystal granular
- Granular Size: 2~4MM
- CAS No.: 10034998
- HS Code：2833210000
- EINECS No：231-298-2
- China Brand Factory: Rongiqng Chemical
- Certificates: ISO9001/FAMI-QS/Reach/SGS/FSC
- Available with: Samples,COA, MSDS,SDS,TDS
- Origin: Liaoning, China
- Yearly Output: 20000Tons
- Packing: 25kg/50kg/Jumbo Bag or Customized
- Use: Agricultural Fertilizer
- MOQ: 1FCL
Product Details
Magnesium Sulfate Heptahydrate Granular
Rongqing Chemicals’s Magnesium Sulphate Heptahydrate Granular, a kind of Magnesium Sulfate, contributes great to healthy crop growth and contains magnesium and sulfur making it directly absorbable by the plant, which is an ideal magnesium fertilizer in Drip irrigation, water-soluble fertilizer, spraying, foliar fertilizer.
Rongqing Chemical’s Magnesium Sulfate Heptahydrate Granular Specification
| Magnesium Sulfate Heptahydrate Granular | Standard（%） | Test Result（%） |
|---|---|---|
| MgS04.7H2O | 99．5 | 99.67 |
| MgSO4 | 48 | 48.62 |
| MgO | 16 | 16.19 |
| Mg | 9.7 | 9.80 |
| Fe | 0.0010 | 0.00019 |
| As | 0.0010 | 0.0001 |
| Cd | 0.0010 | 0.0001 |
| PH | 5-8 | 6.4 |
| Chloride | 0.01 | 0.009 |
Rongqing Chemical’s Magnesium Sulfate Heptahydrate Granular Features
1. Excellent Physical Properties
🔹High Solubility: Fully water-soluble with no residue left in the solution. Ideal for drip irrigation, sprinkler irrigation, fertigation systems, and foliar applications.
🔹High Purity: Extremely low impurity levels, with strict control over heavy metals and other harmful substances, ensuring superior safety.
🔹Appearance: White, colorless transparent crystals or granules with excellent flowability; easy to weigh, dissolve, and apply.
🔹Fine granulated: directly and slow released.
2. Highly Efficient Nutrient Function
Supplies both essential secondary nutrients—magnesium and sulfur. Fast-acting and readily absorbed by roots or leaves, effectively correcting nutrient deficiencies in a short time.
3. Wide Application Compatibility
🔹Compatible with most pesticides and fertilizers.
🔹Suitable for multiple application methods: base dressing, topdressing, drip irrigation, sprinkler irrigation, and foliar spray.
🔹Nearly neutral pH: The aqueous solution is slightly acidic to neutral, safe for both soil and crops, and does not alter soil pH.
4.Outstanding Fertilizer Performance
As a fully water-soluble fertilizer, it enables precise nutrient delivery, reduces nutrient loss, improves crop quality, and lowers overall fertilizer usage.
About Rongqing Chemical
The leading China Magnesium Sulfate Heptahydrate Granular Manufacturer
• Over 20 years of expertise in magnesium sulfate manufacturing and kieserite fertilizers certified with ISO 9001, FAMI-QS, and REACH registration, with extensive global service experience.
• Our magnesium sulfate Heptahydrate factory with 20000T yearly output, is located in China’s “Magnesium Capital” ,where our magnesium ore resources are abundant and diverse and has Close proximity to export ports and a well-developed industrial supply chain.
• Equipped with an independent R&D team, we provide one-stop customized fertilizers and personalized solutions based on customer requirements.
Watch US|The Brief Rongqing Chemical‘s video Introduction:
Choose Rongqing Chemical the China leading Magnesium Sulphate Heptahydrate Granular factories, Your Reliable Long-term Partner
🔹Our Kieserite & Magnesium Sulfate products feature high purity, stable supply, international standards, and professional service. Exported to 40+ countries worldwide, we are trusted by leading fertilizer brands and large-scale farms.
💡 Contact us today to get the latest quotation and free samples. Let us support your fertilizer formulation and agricultural growth!
📩 Email: marketing@rqsulfates.com (Thunder)
📞 Tel: +86-151-1140-0823
💬 WhatsApp/WeChat: +86-151-1140-0823
Rongqing Chemical
Rongqing Chemical Co. Ltd, established in 1991, is a China-based kieserite Manufacturer & Exporter. Located in Yingkou Liaoning -the China magnesium We focus on kieserite,magnesium sulfate
