Category : |
phosphate |
| Product name : |
Tri-Sodium Phosphate(TSP) |
| Description : |
Tri-Sodium Phosphate(TSP)
Chemical formula: Na3HPO4. nH2O (n=0,12)
Molecular weight: 380.14
Standard executed: HG/T2517-1993
Properties:
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, melting point is 73.4 ℃.
Guaranteed Technical Specifications :
No. |
Specifications |
Na3PO4 |
Na3PO4 .12H2O |
Industrial
grade |
Food
grade |
Industrial
grade |
Food
grade |
1 |
Apearance |
white powder |
white or colorless crystal powder |
2 |
Main contents% ≥ |
98.0 |
98.0 |
98.0 |
98.0 |
3 |
Phosphorus pentoxide(P2O5)%≥ |
39.5 |
39.5 |
18.3 |
18.3 |
4 |
Sodium oxide, as Na2O |
36-40 |
36-40 |
15.5-19 |
15.5-19 |
5 |
Sulfate, as SO4 % ≤ |
|
0.25 |
0.5 |
0.5 |
6 |
Heavy metal, as Pb% ≤ |
|
0.001 |
0.001 |
0.001 |
7 |
Arsenic, as As% ≤ |
|
0.0003 |
0.0003 |
0.0003 |
8 |
Fluoride as F% ≤ |
|
0.005 |
0.005 |
0.005 |
9 |
Water insoluble% ≤ |
0.10 |
0.10 |
0.10 |
0.10 |
|
|
|
|
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on
CAS NO:7601-54-9;7632-05-5
EC NO:231-509-8;231-558-5
Molecular Formula:Na3PO4
Molecular Weight:163.94
Synonyms:;ATSP;trisodium phosphate;Tri-Sodium Phosphate;TSP;Sodium phosphate;phosphoric acid, sodium salt;
Molecular Structure:
