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7601-54-9 Trisodium Phosphate TSP
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Product Name 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 is 73.4ºC.
Technical specifications:
No | Specifications | Na3PO4 | Na3PO4.12H2O | ||
CAS No.: 7601-54-9 | CAS No.: 10101-89-0 | ||||
Industrial Grade | Food Grade | Industrial Grade | Food Grade | ||
1 | Main contents min% | 98.00 | 98.00 | 98.00 | 98.00 |
2 | Phosphorus pentoxide min% | 39.0 | 39.0 | 18.30 | 18.30 |
3 | Chloride(as Cl)max% | - | - | - | 0.02 |
4 | PH | 11.5-12.5 | 11.5-12.5 | 11.5-12.5 | 11.5-12.5 |
5 | Sulfate(as SO4)max% | - | 0.25 | - | 0.50 |
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 |
Application
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 weight 25kg, 50kg or 1000kg. Store at a ventilated, dry place.
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