Key Properties of Monosodium Phosphate
| Product Name: | Monosodium Phosphate |
| Synonyms: | Sodium dihydrogen phosphate, MSP |
| CAS No: | 7558-80-7 |
| Chemical Formula: | NaH₂PO₄ |
| Grade: | IP / BP / USP |
| Appearance: | White, crystalline powder or granules |
| Molar Mass: | 119.98 g/mol |
| Solubility: | Freely soluble in water, insoluble in alcohol |
| Melting Point: | 190°C (Decomposes) |
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Manufacturing process of Monosodium Phosphate
Step 1: Raw Material Selection
- High-purity phosphoric acid and sodium carbonate are selected.
- Raw materials undergo strict quality checks for purity.
Step 2: Chemical Reaction & Processing
- Phosphoric acid reacts with sodium carbonate to form Monosodium Phosphate solution.
- The solution is filtered and refined to remove impurities.
Step 3: Crystallization & Drying
- The solution is evaporated, crystallized, and dried to achieve the required purity.
Step 4: Quality Control & Testing
- The product is tested for assay, solubility, moisture content, and pH as per IP/BP/USP standards.
Step 5: Packaging & Storage
- Packed in HDPE bags or fiber drums to prevent contamination.
- Stored in a cool, dry place to maintain stability.
Applications of Monosodium Phosphate
Technical Specifications of Monosodium Phosphate
| Sr. No. | Test | Specification |
|---|---|---|
| 1 | Description | White, crystalline powder or granules |
| 2 | Assay (Purity) | Not less than 98.0% |
| 3 | Loss on Drying | Not more than 2.0% |
| 4 | pH (1% solution) | 4.1 – 4.7 |
| 5 | Solubility | Freely soluble in water |
| 6 | Chloride (Cl⁻) | Not more than 50 ppm |
| 7 | Sulphate (SO₄²⁻) | Not more than 150 ppm |
| 8 | Heavy Metals | Not more than 10 ppm |
| 9 | Iron (Fe) | Not more than 5 ppm |
| 10 | Lead (Pb) | Not more than 3 ppm |
| 11 | Arsenic (As) | Not more than 2 ppm |
| 12 | Residue on Ignition | Not more than 0.5% |
Packing and Storage condition of Monosodium Phosphate
Packing & Storage:
- Packed in 25 kg / 50 kg HDPE bags with inner LDPE liner for moisture protection.
- Available in fiber drums or plastic drums for high-purity grades.
- Bulk packaging in jumbo bags (500 kg – 1000 kg) available upon request.
- Storage Conditions: Store in a cool, dry, and well-ventilated area away from direct sunlight.
MSDS - Monosodium Phosphate
Why Choose Chemignition for
Monosodium Phosphate Supply?
Quality Assurance
Grade Compliance
Monosodium Phosphate is manufactured in adherence to stringent global pharmaceutical standards.
In-House Quality Control
Each batch undergoes rigorous testing for purity, stability, and efficacy.
Regulatory Approvals
Certified for export and compliant with international regulatory requirements.
Large-Scale Manufacturing and Export
Grade Compliance
Monosodium Phosphate is manufactured in adherence to stringent global pharmaceutical standards.
In-House Quality Control
Each batch undergoes rigorous testing for purity, stability, and efficacy.
Regulatory Approvals
Certified for export and compliant with international regulatory requirements.
