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TRISODIUM PHOSPHATE(TSP)
Chemical formula:Na3PO4.12H2O
Molecular weight:380.14
Standard executed:HG/T2517-1993
Properties:White of 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 1.62, melting point is73.4℃.
Technical specifications of TRISODIUM PHOSPHATE:
|
No |
Specifications |
Na3PO4 |
Na3PO4.12H2O |
||
|
Industrial Grade |
Food Grade |
Industrial Grade |
Food Grade |
||
|
1 |
Main contents min% |
98.00 |
98.00 |
98.00 |
98.00 |
|
2 |
Phosphorus pentoxide min% |
42.40 |
42.40 |
18.30 |
18.30 |
|
3 |
Pb max% |
|
0.0004 |
|
0.0004 |
|
4 |
PH |
11.5-12.5 |
11.5-12.5 |
11.5-12.5 |
11.5-12.5 |
|
5 |
Sulfate(as SO4)max% |
0.5 |
|
0.5 |
|
|
6 |
Heavy metals(as Pb)max% |
|
0.001 |
|
0.001 |
|
7 |
Arsenic(as As)max% |
|
0.0003 |
|
0.0003 |
|
8 |
Fluoride(as F)max% |
|
0.005 |
|
0.005 |
|
9 |
Water insoluble max% |
0.10 |
0.10 |
0.10 |
0.10 |
Uses:Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing:Plastic-woven sack with polythene inner bag, net weight25kg,50kgor1000kg. Store at a ventilated, dry place.
