Sodium Tripolyphosphate(STPP)

Description

Sodium Tripolyphosphate(STPP) CAS No.: ********4 Molecular Formula: Na5P3O*0 Molecular weight: **7.*6 Melting Point: **2℃ Appearance: White or colorless crystal powder 1. Food Grade Na5P3O*0: ****************************4.0% min P2O5: ************************************7.0% min Water Insoluble Matter: ************0.*4% max Iron(Fe):*******************************- 0.**6% max PH value(1% water solution):****- 9.***0.0 Heavy Metal(Pb): *********************0.**1% max Arsenic(As):***************************- 0.***3% max Fluoride(F): *****************************0.**3% max Whiteness: *******************************5%min Density(g/cm3):************************- 0.***0.9 Phase I:***********************************- ****0 2. Ceramics Grade Na5P3O*0:******************************- *6.*2% min P2O5: ***************************************7.*5% min Water Insoluble Matter: ****************0.*0% max Iron(Fe): ************************************0.**7% max PH value: ***********************************9.7 3. Industrial Grade Na5P3O*0: *******************************4.0% min P2O5: **************************************7.0% min Water Insoluble Matter: **************0.*5% max Iron(Fe):*********************************- 0.**2% max PH value(1% water solution):*******- 9.***0.0 Whiteness:*******************************- *0%min Ignition Loss:*********************- ******1.0 Density(g/cm3):************************0.***0.9 Phase I:********************************- ****0 Usageï&frac*4;šAs one of the main auxiliaries for synthetic detergent, synergist for soap;water softner, tanning agent for making leather, auxiliary for dyeing;as an efective dispersion agent for suspension solutions of coating, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.;as an oil contamination resistance agent in paper production. H.S. Code: *********0 Packing: *0/*5kg plastic woven bag, *1MT/*0’FCL Storage: Keep in dry and windy conditions