| Type | Phosphate |
| Synonym | Hexasodium Metaphosphate |
| CAS No. | 10124-56-8 |
| Chemical Formula | (NaPO3)6 |
| Molecular Weight | 611.77 |
| Assay | ≥99% |
| Appearance | white powder |
| Package | Net Weight: 25kg/Bag |
| Packaging | Packed with polyethylene plastic bag as the inner liner and compound plastic woven bag as the outer layer. |
| Storage | Store in cool & dry places. |
Related products: Sodium phosphate, Myo-inositol Trispyrophosphate, Tricalcium Phosphate, Monocalcium Phosphate
Sodium Hexametaphosphate is a kind of white powder with a chemical formula of (NaPO3)6. It is easily soluble in water but insoluble in organic solvents and has a strong moisture absorption function. It has a significant chelating ability to metal ions Ca and Mg. Sodium hexametaphosphate is legally used as a food additive (water retention agent), which can be used in canned food, fruit juice drinks, dairy products, and soy products; it is also used as a dye dispersant and water treatment agent.
Sodium hexametaphosphate is a food additive used in dairy products, canned milk, packaged egg whites, ice cream, seafood, and meat processing.
| Specification | |
| Content of General Phosphates (P2O5), w% ≥ | 68.0 |
| Content of inactive Phosphates (P2O5), w% ≥ | 7.5 |
| Insoluble Substances, w% ≤ | 0.06 |
| Iron (Fe), w% ≤ | 0.02 |
| pH (10g/L, 25℃) | 5.8-6.5 |
| Arsenic (As), mg/kg ≤ | 3.0 |
| Heavy Metals (Pb), mg/kg ≤ | 10.0 |
| Fluoride (F), w% ≤ | 0.003 |