STPP is a Alkali product. Key specs — Origin: China.
Product Description
Na5P3O10: 94.0%min P2 O 5: 57.0%min Water Insoluble Matter: 0.15%max Iron(Fe): 0.015%max Heavy Metal (as Pb): 0.001%max PH value (1% water solution): 9.2-10.0 Whiteness: 90%min Ignition loss: 1.0 density (g/cm3): 0.35-0.9 Phase I: 10-30 Na5P3O10: 96.0%min P2 O 5: 57.0%min Water Insoluble Matter: 0.10%max Iron(Fe): 0.007%max PH value (1% water solution): 9.2-10.0 Whiteness: 90%min Packing: 25kg per bag, 22MTS/20'FCL Application: Sodium Tripolyphosphate(STPP) is 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.
