China Supplier Sodium Tripolyphosphate 94% STPP High Quality, Find details about China STPP, Sodium Tripolyphosphate from China Supplier Sodium Tripolyphosphate 94% STPP High Quality
Molecular Formular: Na5P3O10
CAS No.: 7758-29-4
ISO,SGS, BV certificate
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Packing: 25kg pp or paper bag
Appearance: White powder or granular; Easily soluble in water
ITEM | Tech. Grade | Food Grade |
Na5P3O10 (%): | 94Min | 94 |
P2O5 (%): | 57Min | 57 |
Insolubles in water (%): | 0.15Max | 0.05Max |
Fe (%): | 0.007Max | N |
Ph (1% solution): | 9.2-10 | 9.5-10 |
Heavy Metal (As Pb) (%): | N | 0.01Max |
Arsenic (As) (%): | N | 0.0003Max |
Fluoride(F) (%): | N | 0.003Max |
Whiteness(%): | 90Min | 90Min |
Density (g/cm3) | 0.35-0.9 | 0.35-0.9 |
Itype content (%) | 10-30 | 10-30 |
Industrial STPP:
Detergent: Used in detergent, synergist for soap; water softener; tanning agent for leather making, auxiliary for dyeing;
Ceramic Grade
Coating: As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.
Paper making industry: As an oil contamination resistance agent in paper production.
Food grade STPP: 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 densities in foodstuff industry.