|Melting point||622 °C|
|Density||2.52 g/cm3 (20°C)|
|Solubility||Soluble in water|
|Heavy metal (As Pb) (PPM)||≤10|
|Chlorides (As CL)||≤0.025%|
|Substances not dissolved in water||≤0.05%|
|Loss on drying||≤0.7%|
It can be used as main additives for synthetic detergent, industrial water softening agent, tanning pretanning agent, dyeing additives, organic synthesis catalyst, dispersant for pharmaceutical industry and food additives. In addition to exporting STPP, domestic STPP consumption is mainly concentrated in detergent industry, food, ceramics, etc.
Sodium tripolyphosphate is used for meat processing, synthetic detergent formulations, textile dyeing, also used as dispersing agent, solvent etc. It is used as soft water, also used in confectionery industry.