Industrial Excellence
Magnesium sulfate, featuring hydrated crystal structure with molecular formula MgSO₄·7H₂O and CAS number 7487-88-9, appearing as white crystalline solid with excellent water solubility characteristics, outstanding hygroscopic properties, and superior industrial compatibility across diverse applications, is a specialized inorganic salt with exceptional processing properties, enhanced agricultural performance, and superior functionality in fertilizer production, textile processing, paper manufacturing, and pharmaceutical applications. Magnesium sulfate (MgSO₄·7H₂O), commonly known as Epsom salt, is a white crystalline compound extensively used for agricultural fertilization, industrial processing, medical applications, and specialized chemical operations. Magnesium sulfate is an ionic compound containing magnesium cations and sulfate anions in hydrated crystal lattice structure. The compound exhibits exceptional solubility behavior and provides superior nutrient availability making it ideal for agricultural applications, industrial processing, and medical formulations. Magnesium sulfate is specifically processed to provide enhanced agricultural performance, improved industrial efficiency, and superior results in applications requiring effective crop nutrition, reliable textile processing, stable chemical behavior, and medical-grade performance in fertilizer production, industrial manufacturing, pharmaceutical formulations, and specialized applications. The compound functions as one of the most versatile agricultural and industrial chemicals available, being highly bioavailable and providing excellent processing properties, delivering broad-spectrum agricultural compatibility, effective industrial performance, excellent processing compatibility under manufacturing conditions, and outstanding safety profile during handling and application. Magnesium sulfate represents one of the most essential and versatile chemicals in modern agricultural production, industrial processing, pharmaceutical manufacturing, and specialized applications sectors, providing exceptional nutrient efficiency, superior processing properties, excellent environmental compatibility, and outstanding regulatory compliance during manufacturing and application, making it essential for crop nutrition, textile processing, paper manufacturing, pharmaceutical formulations, and specialized applications requiring high-performance chemical technology and regulatory approval with international safety standards.
At Chemicals & Process Equipment Limited, we supply advanced Magnesium Sulfate manufactured under stringent quality control standards and international agricultural, industrial, pharmaceutical, and safety specifications. Our comprehensive product range includes various purity grades, crystal sizes, and specialized formulations meeting diverse requirements for agricultural applications, industrial processing, medical formulations, bath products, and specialized applications across global agricultural, industrial, pharmaceutical, and consumer markets.
✅ Advanced Chemical Technology – Optimized Agricultural & Industrial Processing
✅ Consistent Quality Standards – Multiple Product Classifications with Complete Documentation
✅ Essential Agricultural Chemical – Superior Nutrient Properties & Safety Compatibility
✅ Multi-Industry Applications – Agriculture, Textile, Paper, Medical, Consumer Products
✅ Technical Support Package – Complete Application Guidance & Performance Optimization
The global magnesium sulfate market was valued at approximately USD 1.8 billion in 2023 and is projected to reach USD 2.6 billion by 2030, growing at a CAGR of 5.5% during the forecast period. Market expansion is driven by increasing agricultural demand, growing industrial applications, expanding pharmaceutical usage, and rising consumer product requirements across multiple sectors.
Technical Specifications & Properties
| Property | Agricultural Grade | Industrial Grade | Medical Grade | Bath Salt Grade | Food Grade | Analytical Grade |
|---|---|---|---|---|---|---|
| MgSO₄·7H₂O Content (%) | 98-99.5 | 99-99.8 | 99.5-99.9 | 95-98 | 99.8-99.9 | 99.9+ |
| Magnesium (Mg) Content (%) | 9.6-9.9 | 9.7-10.0 | 9.8-10.0 | 9.4-9.7 | 9.8-9.9 | 9.9-10.0 |
| Sulfate (SO₄) Content (%) | 38.8-39.2 | 38.9-39.1 | 38.9-39.0 | 38.5-39.0 | 38.9-39.0 | 39.0-39.1 |
| Water Content (%) | 48-51 | 49-51 | 50-51 | 46-49 | 50-51 | 50.5-51 |
| pH (5% solution) | 6.0-8.0 | 5.5-7.5 | 6.5-7.5 | 5.0-8.0 | 6.5-7.2 | 6.8-7.2 |
| Particle Size (μm) | 200-1000 | 100-500 | 50-200 | 500-2000 | 100-300 | 50-150 |
| Water Solubility (g/100ml, 20°C) | 70-75 | 72-76 | 74-76 | 68-72 | 74-75 | 75-76 |
| Bulk Density (kg/m³) | 1100-1400 | 1200-1500 | 1300-1600 | 1000-1300 | 1250-1550 | 1350-1650 |
| Tapped Density (kg/m³) | 1400-1800 | 1500-1900 | 1600-2000 | 1300-1700 | 1550-1950 | 1650-2050 |
| Dissolution Time (min) | 3-8 | 2-5 | 1-3 | 5-15 | 2-4 | 1-2 |
| Melting Point (°C) | 1124 | 1124 | 1124 | 1124 | 1124 | 1124 |
| Specific Gravity | 2.66-2.68 | 2.67-2.69 | 2.68-2.70 | 2.65-2.67 | 2.68-2.69 | 2.69-2.70 |
| Heavy Metals (ppm) | <50 | <20 | <5 | <100 | <2 | <1 |
| Iron (Fe) Content (%) | <0.05 | <0.02 | <0.005 | <0.1 | <0.002 | <0.001 |
| Lead (Pb) Content (ppm) | <10 | <5 | <1 | <25 | <0.5 | <0.2 |
| Cadmium (Cd) Content (ppm) | <5 | <2 | <0.5 | <10 | <0.1 | <0.05 |
| Arsenic (As) Content (ppm) | <5 | <2 | <0.5 | <10 | <0.1 | <0.05 |
| Mercury (Hg) Content (ppm) | <2 | <1 | <0.1 | <5 | <0.05 | <0.02 |
| Copper (Cu) Content (ppm) | <25 | <10 | <5 | <50 | <2 | <1 |
| Zinc (Zn) Content (ppm) | <50 | <20 | <10 | <100 | <5 | <2 |
| Nickel (Ni) Content (ppm) | <25 | <10 | <5 | <50 | <2 | <1 |
| Chromium (Cr) Content (ppm) | <25 | <10 | <5 | <50 | <2 | <1 |
| Aluminum (Al) Content (%) | <0.1 | <0.05 | <0.01 | <0.2 | <0.005 | <0.002 |
| Calcium (Ca) Content (%) | <0.2 | <0.1 | <0.05 | <0.3 | <0.02 | <0.01 |
| Potassium (K) Content (%) | <0.1 | <0.05 | <0.02 | <0.2 | <0.01 | <0.005 |
| Sodium (Na) Content (%) | <0.2 | <0.1 | <0.05 | <0.3 | <0.02 | <0.01 |
| Chloride (Cl) Content (%) | <0.1 | <0.05 | <0.01 | <0.2 | <0.005 | <0.002 |
| Nitrate (NO₃) Content (%) | <0.02 | <0.01 | <0.005 | <0.05 | <0.002 | <0.001 |
| Phosphate (PO₄) Content (%) | <0.02 | <0.01 | <0.005 | <0.05 | <0.002 | <0.001 |
| Fluoride (F) Content (ppm) | <50 | <20 | <10 | <100 | <5 | <2 |
| Insoluble Matter (%) | <0.1 | <0.05 | <0.02 | <0.2 | <0.01 | <0.005 |
| Free Acid (as H₂SO₄) (%) | <0.05 | <0.02 | <0.01 | <0.1 | <0.005 | <0.002 |
| Fineness (% through 100 mesh) | 85-95 | 90-98 | 95-100 | 70-85 | 95-100 | 98-100 |
| Whiteness Index | 80-90 | 85-95 | 90-98 | 75-85 | 90-98 | 95-100 |
| Color | White | Pure White | Crystal White | White | Pure White | Crystal Clear |
| Odor | Odorless | Odorless | Odorless | Odorless | Odorless | Odorless |
| Crystal Structure | Monoclinic | Monoclinic | Monoclinic | Monoclinic | Monoclinic | Monoclinic |
| Hygroscopic Nature | Moderate | Moderate | Low | High | Low | Very Low |
| Thermal Stability | Good | Good | Excellent | Fair | Excellent | Excellent |
| Chemical Compatibility | Excellent | Excellent | Excellent | Good | Excellent | Excellent |
| Storage Stability | Good | Very Good | Excellent | Fair | Excellent | Excellent |
| Corrosion Properties | Low | Low | Very Low | Moderate | Very Low | Very Low |
| Electrical Conductivity (mS/cm) | 85-95 | 90-100 | 95-105 | 75-85 | 95-100 | 100-110 |
| Refractive Index | 1.433 | 1.433 | 1.433 | 1.433 | 1.433 | 1.433 |
| Hardness (Mohs) | 2-2.5 | 2-2.5 | 2-2.5 | 2-2.5 | 2-2.5 | 2-2.5 |
| Heat of Solution (kJ/mol) | -91.2 | -91.2 | -91.2 | -91.2 | -91.2 | -91.2 |
| Lattice Energy (kJ/mol) | 2540 | 2540 | 2540 | 2540 | 2540 | 2540 |
| Ionic Radius Mg²⁺ (Å) | 0.72 | 0.72 | 0.72 | 0.72 | 0.72 | 0.72 |
| Ionic Radius SO₄²⁻ (Å) | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 | 2.30 |
| Coordination Number | 6 | 6 | 6 | 6 | 6 | 6 |
| Crystal System | Monoclinic | Monoclinic | Monoclinic | Monoclinic | Monoclinic | Monoclinic |
| Space Group | P21/c | P21/c | P21/c | P21/c | P21/c | P21/c |
| Density (g/cm³) | 2.66 | 2.67 | 2.68 | 2.65 | 2.68 | 2.69 |
| Molar Volume (cm³/mol) | 92.8 | 92.4 | 92.0 | 93.2 | 92.0 | 91.6 |
| Dielectric Constant | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 |
| Processing Temperature (°C) | 5-60 | 20-200 | 20-80 | 10-40 | 20-100 | 18-25 |
| Application Concentration (%) | 0.5-10 | 1-30 | 0.1-5 | 5-25 | 0.01-2 | 0.001-0.5 |
| Storage Temperature (°C) | 5-40 | 10-35 | 15-25 | 5-35 | 18-22 | 20-25 |
| Relative Humidity (%) | <70 | <60 | <50 | <75 | <40 | <30 |
| Shelf Life (years) | 5 | 5 | 3 | 5 | 2 | 2 |
| Packaging | 50kg Bags | 25kg Bags | 1kg Bottles | 1kg Boxes | 500g Bottles | 100g Bottles |
| Regulatory Status | Agricultural | Industrial | Medical | Consumer | Food Grade | Laboratory |
Available Product Types:
- Agricultural Grade for crop nutrition and soil amendment applications
- Industrial Grade for textile processing and chemical manufacturing
- Medical Grade for pharmaceutical formulations and healthcare applications
- Bath Salt Grade for consumer wellness and therapeutic applications
- Food Grade for food processing and nutritional supplementation
- Analytical Grade for laboratory analysis and research applications
- High Purity Grade for specialized chemical and electronic applications
- Anhydrous Grade for moisture-sensitive applications and processes
- Granular Grade for controlled release and specific dissolution requirements
- Fine Powder Grade for enhanced surface area and rapid dissolution
- Custom Formulations for specific application requirements and performance targets
- Stabilized Grade for enhanced storage stability and extended shelf life
- Technical Grade for general industrial and processing applications
- Research Grade for academic and scientific research purposes
- Custom Specifications for unique agricultural and industrial requirements
Specialized Application Solutions:
- Agricultural nutrition optimization and crop yield enhancement
- Industrial process improvement and textile manufacturing enhancement
- Medical formulation development and pharmaceutical optimization
- Consumer product formulation and wellness application improvement
- Food processing enhancement and nutritional fortification systems
- Quality control method development and analytical validation procedures
- Regulatory compliance assistance and comprehensive technical documentation
- Custom application development and performance testing services
- Technical consultation and agricultural/industrial process optimization
- Environmental impact assessment and sustainability consulting services
Agricultural Applications
Crop Nutrition Agricultural producers utilize Agricultural Grade Magnesium Sulfate as essential nutrient source for crop fertilization, soil amendment, and plant nutrition programs. Agricultural specialists employ magnesium sulfate for magnesium deficiency correction, sulfur supplementation, and crop yield enhancement providing superior nutrient availability, excellent plant uptake, and outstanding agricultural performance with typical application rates of 10-50 kg/hectare depending on soil conditions and crop requirements.
Soil Amendment Farmers use Agricultural Grade Magnesium Sulfate for soil pH adjustment, nutrient balance, and soil health improvement. Soil specialists employ magnesium sulfate for soil conditioning, nutrient supplementation, and agricultural productivity enhancement providing improved soil properties, enhanced nutrient availability, and superior crop production performance.
Hydroponic Systems Hydroponic growers utilize Agricultural Grade Magnesium Sulfate for nutrient solution preparation, plant feeding, and soilless cultivation. Hydroponic specialists employ magnesium sulfate for nutrient balance, plant health, and production optimization providing effective nutrient delivery, enhanced plant growth, and superior hydroponic performance.
Greenhouse Production Greenhouse operators use Agricultural Grade Magnesium Sulfate for controlled environment nutrition, plant health, and production enhancement. Greenhouse specialists employ magnesium sulfate for nutrient management, plant nutrition, and crop quality improvement providing improved plant health, enhanced production efficiency, and superior greenhouse performance.
For comprehensive information about magnesium sulfate applications in agricultural systems, this detailed magnesium sulfate agricultural guide from University of Minnesota Extension provides extensive coverage of MgSO₄ nutrient properties, agricultural uses, and application optimization techniques for crop production systems. The guide explains that magnesium is an essential element for plant growth and provides specific guidance for Minnesota agricultural conditions, though the principles apply broadly to crop production systems.
Industrial Applications
Textile Processing Textile manufacturers utilize Industrial Grade Magnesium Sulfate for fabric weighting, dyeing processes, and textile enhancement. Textile engineers employ magnesium sulfate for fiber treatment, dye fixation, and processing improvement providing superior textile properties, enhanced processing efficiency, and outstanding textile manufacturing performance.
Paper Manufacturing Paper companies use Industrial Grade Magnesium Sulfate for pulp processing, paper production, and quality enhancement. Paper engineers employ magnesium sulfate for pulp treatment, paper strengthening, and manufacturing optimization providing improved paper properties, enhanced production efficiency, and superior paper manufacturing performance.
Leather Processing Leather manufacturers utilize Industrial Grade Magnesium Sulfate for tanning processes, leather treatment, and quality enhancement. Leather specialists employ magnesium sulfate for hide processing, tanning optimization, and leather quality improvement providing superior leather properties, enhanced processing efficiency, and outstanding leather manufacturing performance.
Chemical Manufacturing Chemical companies use Industrial Grade Magnesium Sulfate for chemical synthesis, intermediate production, and process chemistry. Chemical engineers employ magnesium sulfate for chemical reactions, catalyst preparation, and manufacturing enhancement providing effective chemical processing, enhanced reaction control, and superior synthesis performance.
Medical Applications
Pharmaceutical Formulations Pharmaceutical companies utilize Medical Grade Magnesium Sulfate for drug formulation, injection solutions, and medical preparations. Pharmaceutical engineers employ magnesium sulfate for active ingredient synthesis, formulation stability, and medical product development providing effective pharmaceutical processing, enhanced drug stability, and superior medical performance.
Injectable Solutions Medical facilities use Medical Grade Magnesium Sulfate for injection preparation, emergency treatment, and patient care. Medical professionals employ magnesium sulfate for eclampsia treatment, cardiac arrhythmia management, and emergency medical care providing effective medical treatment, enhanced patient safety, and superior healthcare performance.
Topical Applications Healthcare providers utilize Medical Grade Magnesium Sulfate for wound care, topical treatments, and therapeutic applications. Medical specialists employ magnesium sulfate for inflammation reduction, pain relief, and healing enhancement providing effective medical treatment, enhanced patient comfort, and superior therapeutic performance.
Dialysis Applications Dialysis centers use Medical Grade Magnesium Sulfate for dialysate preparation, electrolyte balance, and patient treatment. Medical technicians employ magnesium sulfate for electrolyte management, treatment optimization, and patient care providing effective medical treatment, enhanced treatment efficiency, and superior dialysis performance.
Consumer Applications
Bath Products Consumer product manufacturers utilize Bath Salt Grade Magnesium Sulfate for bath salt production, spa products, and wellness applications. Product formulators employ magnesium sulfate for muscle relaxation, stress relief, and therapeutic benefits providing superior consumer experience, enhanced wellness benefits, and outstanding consumer product performance.
Personal Care Products Cosmetic companies use Bath Salt Grade Magnesium Sulfate for skincare formulations, personal care products, and beauty applications. Cosmetic formulators employ magnesium sulfate for exfoliation, skin conditioning, and product enhancement providing improved skin health, enhanced product performance, and superior cosmetic applications.
Wellness Products Wellness companies utilize Bath Salt Grade Magnesium Sulfate for therapeutic products, health supplements, and wellness applications. Wellness specialists employ magnesium sulfate for muscle recovery, stress reduction, and health improvement providing effective wellness benefits, enhanced therapeutic properties, and superior wellness performance.
Sports Recovery Athletic product manufacturers use Bath Salt Grade Magnesium Sulfate for recovery products, sports therapy, and performance enhancement. Sports specialists employ magnesium sulfate for muscle recovery, inflammation reduction, and athletic performance optimization providing effective recovery support, enhanced athletic performance, and superior sports applications.
Food Applications
Food Processing Food manufacturers utilize Food Grade Magnesium Sulfate for food fortification, processing enhancement, and nutritional supplementation. Food technologists employ magnesium sulfate for mineral fortification, product enrichment, and processing improvement providing effective nutritional enhancement, enhanced food properties, and superior food processing performance.
Brewing Applications Breweries use Food Grade Magnesium Sulfate for water treatment, brewing enhancement, and beer production. Brewing specialists employ magnesium sulfate for water conditioning, enzyme activity, and fermentation improvement providing enhanced brewing efficiency, improved beer quality, and superior brewing performance.
Nutritional Supplements Supplement manufacturers utilize Food Grade Magnesium Sulfate for dietary supplements, nutritional products, and health formulations. Nutritional specialists employ magnesium sulfate for magnesium supplementation, bioavailability improvement, and product development providing effective nutritional benefits, enhanced supplement performance, and superior nutritional applications.
Processing Aid Food processors use Food Grade Magnesium Sulfate for processing enhancement, product improvement, and manufacturing optimization. Food engineers employ magnesium sulfate for texture modification, stability enhancement, and processing efficiency providing improved food properties, enhanced manufacturing performance, and superior food processing results.
Quality Control & Testing
Comprehensive Quality Assurance Every production batch undergoes extensive testing to ensure compliance with magnesium sulfate standards, agricultural requirements, industrial specifications, medical standards, and international quality standards. Our quality control laboratory employs advanced analytical techniques including atomic absorption spectroscopy, ion chromatography, and comprehensive performance evaluation.
Quality assurance procedures include:
- MgSO₄·7H₂O content determination using gravimetric analysis
- Magnesium content testing using atomic absorption spectroscopy
- Sulfate analysis using barium chloride precipitation methods
- Water content measurement using Karl Fischer titration
- pH measurement using calibrated electrode systems
- Particle size analysis using laser diffraction techniques
- Water solubility testing using dissolution procedures
- Bulk density determination using standardized methods
- Heavy metals analysis using ICP-MS techniques
- Iron content testing using atomic absorption spectroscopy
- Lead determination using graphite furnace methods
- Fineness evaluation using sieve analysis procedures
- Color assessment using spectrophotometric methods
- Hygroscopic behavior testing using moisture absorption analysis
- Thermal stability evaluation using thermal analysis methods
- Chemical compatibility testing using stability studies
Storage & Handling Procedures Implement proper storage conditions including controlled humidity and temperature, protection from moisture contamination and chemical incompatibilities, appropriate moisture-resistant packaging materials, segregation from incompatible substances, and comprehensive safety procedures for maintaining Magnesium Sulfate quality and ensuring safe handling throughout storage and application periods.
Environmental & Regulatory Compliance
Agricultural Standards Agricultural Grade Magnesium Sulfate complies with fertilizer regulations, agricultural standards, and crop nutrition requirements ensuring safe use in agricultural applications with established safety protocols and comprehensive environmental assessments for farming operations.
Industrial Standards Industrial Grade products adhere to manufacturing regulations, industrial processing standards, and workplace safety requirements ensuring appropriate use in industrial applications with established processing protocols and regulatory compliance for manufacturing operations.
Medical Standards Medical Grade Magnesium Sulfate meets USP monograph requirements, pharmaceutical regulations, and medical device standards ensuring safe use in medical applications with established medical protocols and regulatory compliance for healthcare operations.
Environmental Safety Magnesium Sulfate demonstrates excellent environmental compatibility with biodegradable characteristics, minimal environmental impact, and responsible usage ensuring sustainable applications with established environmental safety protocols.
Performance Advantages & Benefits
✔ Premium Quality – Superior crystal purity and multi-grade performance
✔ Outstanding Solubility – Excellent dissolution rate and processing efficiency
✔ Agricultural Excellence – Superior nutrient availability and crop performance
✔ Chemical Stability – Stable performance under various processing conditions
✔ Multiple Applications – Suitable for agriculture, industry, medical, and consumer use
✔ Processing Excellence – Superior chemical properties and manufacturing compatibility
✔ Quality Consistency – Uniform performance across production batches
✔ Performance Enhancement – Improved results in specialized applications
✔ Nutrient Bioavailability – Excellent nutrient uptake and biological activity
✔ Regulatory Compliance – Approved for agricultural, industrial, medical, and food use
✔ Cost Effectiveness – Economic solution with superior performance characteristics
✔ Storage Compatibility – Controlled stability under proper storage conditions
✔ Global Availability – Reliable supply chains and worldwide distribution networks
✔ Technical Versatility – Multiple grade options and processing compatibility
✔ Technical Support – Complete application guidance and optimization services
Our Magnesium Sulfate products represent industry-leading standards in agricultural and industrial chemical technology, specifically manufactured for demanding agricultural applications, industrial processing, medical formulations, and consumer products requiring exceptional purity characteristics, reliable performance, and comprehensive regulatory compliance. We provide complete technical support, application guidance, and performance consultation to ensure optimal results across your specialized agricultural, industrial, medical, or consumer product applications.
For detailed specifications, technical data sheets, or application-specific recommendations, contact our specialized magnesium sulfate division. We offer complete support including product selection, application optimization, compatibility testing, regulatory guidance, performance monitoring, and technical assistance to maximize effectiveness in your agricultural, industrial, medical, or consumer product applications.
For more information about our products, feel free to Contact Us today.













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