Sodium Tripolyphosphate
Specifications
Specifications
STPP Sodium tripoly phosphate
Molecular Formular: Na5P3O10
CAS No.: 13573-18-7
Appearance: White powder or granular
Molecular Formular: Na5P3O10
CAS No.: 13573-18-7
Appearance: White powder or granular
P2O5 57% min
Na5P3O10 95% min
FLUORIDE 10 ppm max
ARSENIC 3 ppm max
HEAVY METALS(as Pb) 10 ppm max
CHLORIDE(as Cl-) 100 ppm max
SULFATE(as SO42+) 0.4% max
WATER INSOLUBLE MATTER 0.05% max
PH(1% aq. Soln) 9.5-10.0
WHITENESS 88% min