Specifications
Trisodium phosphate White or colorless crystals, used as soft water agent, cleaning agent for electroplating, color fixer for fa
Trisodium phosphate Features:
1) Chemical formula: Na3PO412HsO
2) Molecular weight: 380.14
3) Standard executed: HG/T2517-93
4) White or colorless crystals, effloresce in air, soluble in water easilybut not in organic solvent
5) Water solution is alkaline
6) PH of 1% solution is 12.1
7) Density is 1.62, melting point is 73.4
8) Used as soft water agent, cleaning agent for electroplating, color fixer for fabric dyeing, flux for fabric dyeing, flux for enamel ware manufacturing.
Specifications:
Industrial grade:
1) Main content (NH4)2HPO4: 98% mix.
2) Phosphorus pentoxide(as P2O5): 18.3% min.
3) Sulphate(as SO4): 0.5% max.
4) Chloride(as Cl): 0.3% max.
5) Water insoluble: 0.10% max.
6) Sodium oxide(as Na2O): 15.5-19%
Food grade:
1) Main content (NH4)2HPO4: 98% mix.
2) Phosphorus pentoxide(as P2O5): 18.3% min.
3) Sulphate(as SO4): 0.5% max.
4) Chloride(as Cl): 0.02% max.
5) Water insoluble: 0.10% max.
6) Sodium oxide(as Na2O): 15.5 - 19%
7) Heavy metal(as PB): 0.001% max.
8) Arsenic(as As): 0.003% max.
Packing: 25kg plastic woven bag or customized.
No. | Specifications | Na3PO4 | Na3PO4 .12H2O |
Industrial | Food | Industrial | Food |
1 | Main contents% ≥ | 98.0 | 98.0 | 98.0 | 98.0 |
2 | Phosphorus pentoxide%≥ | 39.5 | 39.5 | 18.3 | 18.3 |
3 | Sodium oxide, as Na2O | 36-40 | 36-40 | 15.5-19 | 15.5-19 |
4 | Sulfate, as SO4 % ≤ | | 0.25 | 0.5 | 0.5 |
5 | Heavy metal, as Pb% ≤ | | 0.001 | 0.001 | 0.001 |
6 | Arsenic, as As% ≤ | | 0.0003 | 0.0003 | 0.0003 |
7 | Fluoride as F% ≤ | | 0.005 | 0.005 | 0.005 |
8 | Water insoluble% ≤ | 0.10 | 0.10 | 0.10 | 0.10 |