Chemical formula: Na3PO4
Molecular weight: 380.14
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 1.62, melting point is 73.4 .
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:
25kgs net paper bags or 25kgs net plastic woven bags
Specifications
No | Specifications | Na3PO4 Food Grade | Na3PO4.12H2O Food Grade |
1 | Main contents % | 98.0 | 98.0 |
2 | Phosphorus pentoxide % | 39.5 | 18.3 |
3 | Chloride, as cl % | 0.02 | 0.02 |
4 | Sodium oxide, as Na2O | 36-40 | 15.5-19 |
5 | Sulfate, as SO4 % | 0.25 | 0.5 |
6 | Heavy metals, as Pb % | 0.001 | 0.001 |
7 | Arsenic, as As % | 0.0003 | 0.0003 |
8 | Fluoride, as F % | 0.005 | 0.005 |
9 | Water insoluble % | 0.10 | 0.10 |
Storage and transport:
It should be stored in a ventilative and dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so as to avoid damage to plastic bags. Furthermore, it should be stored separately from poisonous substances.
