| Customization: | Available |
|---|---|
| CAS No.: | 10124-56-8 |
| Formula: | H7nao18p6 |
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Sodium hexametaphosphate is an inorganic compound with the chemical formula (NaPO3)6. It is a white crystalline powder that is easily soluble in water and insoluble in organic solvents. It is highly hygroscopic and can gradually absorb moisture in the air and turn into a sticky substance.
| No. | Index name | Industrial grade | Food grade |
| 1 | Main content (based on P2O5) %≥ | 68.0 | 68.0 |
| 2 | Inactive phosphate(based on P2O5) %≥ | 7.5 | 7.5 |
| 3 | PH value(1% aqueous solution) | 5.8-7.3 | 5.8-6.5 |
| 4 | Iron (Fe) %≤ | 0.05 | 0.05 |
| 5 | Solubility | Qualified | Qualified |
| 6 | (based on As) %≤ | 0.0003 | |
| 7 | Fluoride(based on F) %≤ | 0.003 | |
| 8 | Heavy metal(based on Pb) %≤ | 0.001 | |
| 9 | Water insoluble %≤ | 0.05 | 0.06 |
(1) Industrial grade: used in such industries as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry,and used as a water softening agent in solution for printing, dyeing, and boiler, as diffusant in papermaking; retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemical reagent;
(2) Food grade: mainly used as additive agent, PH adjusting agent, fermenting agent, and nourishment, etc.
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