CAS 15475-67-9 Trisodium Phosphate White Crystal Price Advantage TSP Chemical
| Attribute | Value |
|---|---|
| CAS | 15475-67-9 |
| EINECS | 231-509-8 |
| Appearance | White crystal |
| Crystalline hydrate | 12 Water crystals |
| Life span | Two years |
| Status | Chemical industry |
- Trisodium phosphate (TSP) industrial grade (anhydrous) CAS 7601-54-9, 98% Na3O4P
- Trisodium phosphate (TSP) grade CAS 7601-54-9, 97% Na3O4P
| Test Item | Standard Value (%) |
|---|---|
| Trisodium phosphate content ≥ | 98 |
| Sulphate (as SO4) ≤ | 0.50 |
| Chlorine (as Cl) ≤ | 0.30 |
| Water insoluble ≤ | 0.05 |
| Methyl orange alkalinity (Na2) | 16.5-19.0 |
| Iron (Fe) ≤ | 0.01 |
| Arsenic (as As) ≤ | 0.005 |
| Molecular weight | 367.86 g/mol |
| Appearance | White crystalline or powdery solid |
| Odor | Odorless or slightly sulphide odor |
| Density | 2.52 g/cm³ (25°C) |
| Melting point | About 622°C (decomposition) |
| Chemical Safety | Unrestricted goods |
| Solubility | Easily soluble in water (pH about 9-10); insoluble in ethanol and other organic solvents |
As the main component of cleaning agents and detergents, effectively removes dirt and grease. Used for industrial cleaning, equipment cleaning and pipeline cleaning.
Used as a water softener to prevent scale formation and as a corrosion inhibitor in boiler and cooling water systems.
Used for metal surface treatment to remove grease and oxides, and as a phosphating agent to improve corrosion resistance.
Used as dye auxiliaries to improve dyeing rate and color fastness, and for pre-treatment and post-finishing of textiles.
Used as a concrete additive to improve strength and durability, and in fireproof materials preparation.
Used in ceramic industry for glaze and body formulations, in paper industry as filler and coating agent.
Used as intermediates to synthesize other phosphates and as catalyst in certain chemical reactions.
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