| Specifications | Industrial Grade | Food Grade |
| Total phosphate, as P2O5%≥ | 68 | 68 |
| Inactive phosphate, as P2O5%≤ | 7.5 | 7.5 |
| Iron, as Fe %≤ | 0.05 | 0.05 |
| Ph value (1% solution) %≤ | 5.8-7.3 | 5.8-6.5 |
| Solubility | Qualified | Qualified |
| Heavy metals, as Pb %≤ | - | 0.001 |
| Arsenic, as As%≤ | - | 0.0003 |
| Fluoride as F%≤ | - | 0.003 |
| Water insoluble %≤ | 0.05 | 0.06 |
| Molecular Formula(NaPO3)6 | ||
| M. W: 611.77 | ||
Application: Used in industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, disperser and high temperature adhesive; In food industry it used as an additive, nourishing agent, quality improver, pH regulator, metal ions chelating agent, adhesive and leavening agent etc.
Package: In double layer bags of 25 Kg or 50 Kg or 1000 Kg net. It must be stored in places well ventilated and dry.