Magnesium Chloride (MgCl₂)
High-Purity Industrial & Pharmaceutical Grade Magnesium Chloride – Reliable Bulk Supplier for Chemical Processing, Metallurgy, Water Treatment, and Specialty Applications
Magnesium Chloride (MgCl₂) supplied by Natraj Chem is an industrial-grade inorganic salt used across chemical processing, metallurgy, textiles, construction, environmental treatment, and pharmaceutical intermediates. It is sourced through audited manufacturers operating under controlled production systems to ensure compositional accuracy, batch consistency, and impurity control suitable for industrial formulation and process applications.
Material is available in flakes, granules, pellets, and powder forms, with moisture and purity specifications tailored to end-use requirements. Supply programs are structured for bulk industrial procurement, contract sourcing, and long-term manufacturing integration.
Chemical Identity
| Parameter | Value |
|---|---|
| Chemical Name | Magnesium Chloride |
| Molecular Formula | MgCl₂ |
| Molecular Weight | 95.21 g/mol |
| CAS Number | 7786-30-3 |
| EINECS | 232-094-6 |
| Chemical Class | Inorganic chloride salt |
| Appearance | White to off-white hygroscopic solid |
| Odor | Odorless |
| Solubility | Highly soluble in water |
| pH (5% solution) | 5.0 – 7.0 |
| Crystal Form | Hexahydrate or anhydrous |
Technical Properties
Precise physical and chemical characteristics engineered for consistent industrial performance.
| Property | Typical Value | Industrial Relevance |
|---|---|---|
| Density | ~2.32 g/cm³ (anhydrous) | Storage and handling calculations |
| Melting Point | 714 °C (anhydrous) | Metallurgical processing |
| Boiling Point | 1412 °C | High-temperature stability |
| Hygroscopicity | High | Requires sealed packaging |
| Heat of Solution | Exothermic | De-icing & thermal applications |
| Electrical Conductivity | High in solution | Electrolytic processes |
| Corrosivity | Moderate in aqueous form | Equipment compatibility considerations |
Key Functional Benefits
Highly soluble electrolyte
Suitable for rapid dissolution systems with predictable ionic strength control.
Stable magnesium ion source
Reliable for reaction chemistry and formulation applications requiring consistent Mg²⁺ availability.
Effective moisture-binding agent
Hygroscopic properties ideal for dust control and humidity management applications.
Reliable coagulation performance
Proven effectiveness in water treatment for suspended solids and phosphorus removal.
Consistent ionic strength modifier
Stabilizes industrial solutions and maintains optimal process conditions.
Thermally stable
Suitable for high-temperature processing in metallurgical and ceramic applications.
Industrial Applications (By Industry)
Chemical Processing
Used as a magnesium precursor in synthesis of magnesium salts, catalysts, stabilizers, and specialty reagents. Its high solubility supports homogeneous reaction systems.
Metallurgy & Metal Production
Serves as raw material in magnesium metal extraction and flux compositions. Maintains molten bath chemistry and improves metal purity.
Construction Materials
Applied as an ingredient in magnesium oxychloride cement systems, providing rapid setting and improved compressive strength.
Textile & Dyeing
Functions as a dye fixation aid and fiber treatment electrolyte to enhance color uniformity and penetration.
Environmental & Water Treatment
Acts as a coagulating and flocculating agent for suspended solids removal and phosphorus precipitation.
De-Icing & Dust Control
Because of its exothermic dissolution and hygroscopicity, it is used for road stabilization, dust suppression, and ice melting formulations.
Pharmaceutical & Nutritional Processing
Used as a controlled magnesium source for regulated formulations where purity and trace metal limits are specified.
Food Processing
Applied as a firming agent, coagulant for tofu production, and mineral supplement in fortified food products.
Grades / Specifications Available
Natraj Chem supplies magnesium chloride in multiple industrial grades to match your specific process conditions and regulatory requirements
Industrial Grade
95–98% purity for general manufacturing and processing applications – optimized for cost-effective bulk use in non-critical industrial processes.
Technical Grade
≥98% purity for chemical synthesis and controlled manufacturing environments – suitable for intermediate synthesis and formulation work.
High Purity Grade
≥99% purity for pharmaceutical intermediates and high-specification applications – controlled impurity profiles with comprehensive documentation.
Hexahydrate Form
Controlled hydration grade ideal for cement and construction applications – provides optimal performance in magnesium oxychloride systems.
Anhydrous Grade
Low moisture specification for metallurgical processes – optimized for high-temperature applications and water-sensitive reactions.
Food Grade
Compliant with applicable food additive standards – safe for use in food processing with full regulatory compliance and traceability.
💡 Custom Specification Adjustment Available For:
- Iron content limits
- Sulfate traces
- Insoluble matter
- Particle size distribution
- Moisture percentage
Our technical team provides expert consultation on grade selection based on your specific application requirements, processing conditions, and regulatory compliance needs. Contact us to discuss your formulation challenges and receive customized solutions.
Quality Control Parameters
Every batch is evaluated against predefined acceptance limits through standardized analytical procedures including titration, gravimetric analysis, and instrumental spectroscopy where applicable.
| Quality Parameter | Testing Method & Purpose |
|---|---|
| Assay percentage (MgCl₂ content) | Rigorous testing to ensure product meets specified purity standards |
| Insoluble residue | Quality verification for consistent formulation performance |
| pH consistency | Controlled acidity levels for optimal application performance |
| Heavy metal traces | Comprehensive testing to meet regulatory compliance standards |
| Sulfate and alkali content | Precise impurity profiling for specification adherence |
| Particle uniformity | Consistent physical characteristics for processing requirements |
| Bulk density | Confirmed physical properties for handling and storage calculations |
Packaging & Supply
Available packaging configurations designed for safe handling and storage:
25 kg HDPE Laminated Bags
With moisture barrier liner for protection against humidity ingress.
50 kg Woven Sacks with Liner
Heavy-duty packaging for bulk industrial applications.
1 MT Jumbo Bags
Large-scale packaging for high-volume users and efficient logistics.
Bulk Container Loading
For mineral grade and large-volume industrial requirements.
Supply Formats:
- Domestic industrial dispatch
- Export palletized loads
- Contract supply scheduling
- Just-in-time industrial delivery programs
Storage & Handling
Proper storage and handling guidelines for optimal product performance. Recommended storage temperature: ambient, dry environment.
Regulatory / Safety Information
Magnesium chloride is generally classified as non-flammable inorganic salt when handled according to industrial safety practices.
Classified as non-flammable
Inorganic salt with no fire or explosion hazards under normal conditions.
Mildly irritating
To eyes and skin in concentrated form – proper PPE recommended.
Standard PPE recommended
Protective eyewear, gloves, and dust masks during handling operations.
Transport compliance
Conforms to common industrial chemical transport regulations.
Safety Documentation Available:
- SDS (Safety Data Sheet) – Complete hazard information and handling guidelines
- COA (Certificate of Analysis) – Batch-specific quality verification
- TDS (Technical Data Sheet) – Detailed specifications and performance characteristics
Why Industries Source from Natraj Chem
- Established chemical supply expertise since 1984
- Technical understanding of magnesium and aluminum derivatives
- Verified manufacturing partner network with documented audits
- Batch-level traceability for quality assurance
- Consistent multi-shipment quality through rigorous controls
- Specification-driven sourcing model ensuring material integrity
- Reliable logistics coordination for domestic and export deliveries
The supply approach emphasizes material integrity, analytical verification, and procurement reliability rather than commodity trading.
Technical Support & Documentation
Industrial buyers receive comprehensive technical assistance. Technical teams coordinate directly with manufacturers to resolve process-specific material requirements.
Grade Selection Guidance
Expert consultation on choosing the optimal product grade for your application.
Application Compatibility Consultation
Assessment of product suitability with your existing processes.
Specification Matching Assistance
Customized specifications to meet your precise technical requirements.
Regulatory Documentation Support
Complete compliance documentation and certification assistance.
Custom Sourcing Programs
Strategic procurement planning for large-volume requirements.
Complete Documentation Package
TDS, SDS, COA, and compliance certificates with every shipment.
Frequently Asked Questions
It is used in chemical synthesis, de-icing formulations, cement systems, textile processing, metallurgy, and water treatment.
Yes. It readily absorbs moisture from air, requiring sealed storage.
Hexahydrate contains bound water molecules and is used in construction and formulation systems, while anhydrous grade is used for metallurgical and high-temperature applications.
Yes. It acts as a coagulating agent for removing suspended solids and phosphorus.
Typically ≥98% for standard synthesis and ≥99% for high-purity applications.
In dry form it is stable; aqueous solutions may corrode susceptible metals.
Usually in flakes, powder, pellets, or granules depending on processing requirements.
Construction, environmental, chemical manufacturing, metallurgy, textile, and infrastructure sectors.
Dry, sealed, moisture-free environments at ambient temperature.
It can participate in ionic exchange or precipitation reactions depending on system chemistry.
Get Technical Data & Custom Quote Today
Magnesium Chloride is a high-utility inorganic salt critical to multiple industrial processes requiring controlled magnesium ion availability, reliable solubility, and consistent chemical behavior. Supply through Natraj Chem ensures specification-compliant material sourced from validated manufacturers, supported by analytical verification, documentation, and dependable logistics suitable for long-term industrial procurement programs.