Trisodium Phosphate (TSP) CAS 7601-54-9
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Category：Other Food Additives Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Product name: Trisodium Phosphate (TSP) Molecular Formula: Na3PO4 Molecular Weight: 163.94 CAS No.: 7601-54-9
| Attribute | Details |
|---|---|
| CAS Number | 7601-54-9 |
| Chemical Name | Trisodium Phosphate (TSP) |
| Formula | Na3PO4 (anhydrous); Na3PO4·12H2O (hydrated) |
| Molecular Weight | 163.94 g/mol (anhydrous); 380.12 g/mol (hydrated) |
| Appearance | White crystalline powder or granular solid |
| Density | 2.536 g/cm³ (anhydrous) |
| Melting Point | 73.3-76.7°C (hydrated) |
| Solubility | Highly soluble in water; insoluble in ethanol |
| pH (1% Aqueous Solution) | 11.5-12.1 |
| Applications | Used as a water softener, detergent builder, pH adjuster, food additive, and in various industrial processes |
| Stability | Stable under normal conditions; hygroscopic and may absorb moisture from the air |
| Storage | Store in a cool, dry place, protected from moisture and heat |
| Safety | May cause skin and eye irritation; refer to MSDS for detailed safety and handling instructions |
Description
Sodium Phosphate, Tribasic, occurs as white crystals or granules or as a crystalline material. It may be anhydrous or contain 1 to 12 molecules of water of hydration. The formula for a crystalline material is approximately 4(Na3PO4•12H2O)-NaOH. It is freely soluble in water, but is insoluble in alcohol. The pH of a 1:100 aqueous solution is between 11.5 and 12.5.
Applications
Antimicrobial; buffer; emulsifier; nutrient. Specification Appearance White crystals or granules Insoluble substances ≤0.2% Arsenic ≤3ppm Lead ≤4ppm Limit of fluoride ≤0.005% Assay of Na3PO4 ≥97.0% Loss on ignition ≤2.0 Packing 25kg/ bag or as per requirement. Storage Store in a cool dry place.
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