Sodium Tripolyphosphate Purity:95%min P2O5 Content:57% Other Name: STPP Molecular weight: 367.86
Specifications:
Sodium Tripolyphosphate
Purity: 94%min
Molecular Formular: Na5P3O10
CAS No.: 13573-18-7
Appearance: White powder or granular; Easily soluble in water
Na5P3O10: 95% min
P2O5: 57% min
Iron (Fe) : 0.015% max
Water insoluble matter : 0.15% max
Ph value (1% water solution) : 9.5-10.0
Whiteness : 90% min
Heavy metal (As Pb)(%):0.001% Max
Arsenic (As) (%): 0.0003% Max.,
Fluoride (F) (%):0.003% Max
Ignition loss : 1.0
Density (g/cm3) : 0.7-0.9
Main users:
Used in detergent, synergist for soap; water softener; tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions 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. It may also serves as a softener or densifier in
foodstuff industry
Packing:
25kg or 50kg net woven bag lined with PE liner; 25 mt/20GP
Sodium tripolyphosphate 95% (STPP) Tech grade
