Sodium Tripolyphosphate STPP cas 7758-29-4
Food grade/ tech grade
STANDARD: GB1034-91
VALIDITY: Two Years
Assay: Na5P3O10 94.0% Min.
P2O5: 56.5% Min.
Water Insoluble Matter: 0.05 %
Iron (Fe) %: 100ppm Max.
PH value (1% water solution): 9.5-10.0
Heavy Metal (as Pb )%: 10ppm Max.
Arsenic (As) %: 3ppm Max.
Fluoride (F) %: 30ppm Max.
Whiteness %: 90
Density: 0.65 to 0.9
Storage: Store in cool & dry place/Stored in well-closed containers
Shelf life: 2 years when properly stored, NO OPENED
Packaging: 50KGS/ BAG or 25 KGS /DRUM
