1．Sodium Tripolyphosphate (STPP )96%;
2．CAS No.: 7758-29-4
3．Appearance: White powder
4．Typical Specifications:
                                     PHYSICAL PROPERTIES
Appearance                                           White granular or powder
Assay Na5P3O10 –Sodium Tripolyphosphate             ≥96.3%
P2 O 5 - Phosphorus Pentoxide Content                ≥57.6%
Water Insoluble Matter                               ≤0.09%
Iron(Fe)                                             ≤0.006%
PH value (1% water solution)                         9.2-10.0
Whiteness                                            ≥ 90%
Experimental particle size 1.00mm sieve materials    ≤5.0%
Viscosity                                               2
Performance Density                                   0.68-0.9/ g/cm3



Application Range Used as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; As an oil contamination resistance agent in paper production. In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean, etc.
Packing In 25Kg or 50 Kg or 1000 Kg net WPP/PE bags