Hebei Kinglight Chemicals Co. Limited

Sodium Tripolyphosphate (STPP) 94% Appearence : White powder . Industrial Grade Na5P3O10: 94.0%Min P2 O 5 : 57.0%Min Water Insoluble Matter: 0.15%Max Iron(Fe): 0.015%Max PH value (1% water solution): 9.2-10.0 Whiteness: 92%Min Ignition loss: 1.0 density (g/cm3): 0.35-0.9 Phase I: 10-30 Food Grade Na5P3O10: 94.0%Min P2 O 5 : 57.0%Min Water Insoluble Matter: 0.04%Max Iron(Fe): 0.006%Max PH value (1% water solution): 9.5-10.0 Heavy Metal (as Pb): 0.001%Max Arsenic (As): 0.0003%Max Fluoride (F): 0.003%Max Whiteness: 92%Min density (g/cm3): 0.35-0.9 Phase I: 10-30