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Product Description
Synonyms: Tri Sodium Phosphate; Sodium Phosphate Tribasic; Trisodium Orthophosphate
Chemical formula: Na3PO4@ 12H2O
Molecular weight: 380.14
Standard executed: HG/T2517-93
CAS No.: 10101-89-0
Product Description
Synonyms: Tri Sodium Phosphate; Sodium Phosphate Tribasic; Trisodium Orthophosphate
Chemical formula: Na3PO4@ 12H2O
Molecular weight: 380.14
Standard executed: HG/T2517-93
CAS No.: 10101-89-0
Properties:
1. Appearance: White or colorless crystals;
2. Efflorescent in air;
3. Solubility: Easily soluble in water but not in organic solution;
4. pH: Water solution is alkaline, and pH value of 1% solution is 12.1;
5. Relative density: 1.62;
6. Melting point: 73.4C.
1. Appearance: White or colorless crystals;
2. Efflorescent in air;
3. Solubility: Easily soluble in water but not in organic solution;
4. pH: Water solution is alkaline, and pH value of 1% solution is 12.1;
5. Relative density: 1.62;
6. Melting point: 73.4C.
Application: Used as water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and pushing fluxing in enamel ware manufacturing, etc.
Packaging: 25kg in plastic woven bag with polythene liner; Stored in ventilated and dry place.
| No | Specifications | Technical Grade | Food Grade |
| 1 | Main content | 98.0% min. | 98.0% min. |
| 2 | P2O5 | 18.3% min. | 18.3% min. |
| 3 | Sodium oxide, as Na2O | 15.5-19.0% | 15.5-19.0% |
| 4 | Sulfate, as SO4 | 0.5% max. | 0.5% max. |
| 5 | Heavy metal, as Pb | - | 0.001% max. |
| 6 | Arsenic, as As | - | 0.0003% max. |
| 7 | Fluoride, as F | - |