Sodium Tripolyphosphate(STPP)  Industrial Grade

Specification:

 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

Packing: 25kg/bag, 25MT/20’FCL

 

 

Sodium Tripolyphosphate(STPP)  Food Grade

Specification:

 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

Packing: 25kg/bag, 25MT/20FCL