Sodium Hexametaphosphate is a sodium salt of metaphosphoric acid used primarily as a dispersing agent, water softener, and in the production of detergents.
- Water Treatment: Used as a water softener to reduce calcium and magnesium ions.
- Chemical Manufacturing: Applied in the production of detergents, fertilizers, and other phosphate compounds.
- Textile Industry: Used as a dispersing agent in dyeing and fabric processing.
- Food Industry: Sometimes used as an additive to modify texture in certain food products.
Physical and Chemical Properties:
| Properties |
Data |
| Appearance |
White, odorless crystalline powder |
| Odor |
Odorless |
| Molecular Formula |
Na6P6O18 |
| Molecular Weight |
611.76 g/mol |
| Melting Point |
550 °C |
| Density |
2.48 g/cm³ |
| Solubility |
Soluble in water |
| Flash Point |
Not applicable |
| Chemical Stability |
Stable under normal conditions, but hygroscopic and should be kept dry |