Sodium tetrapolyphosphate
ASSAY ;95%min
standard:usp25
packing; 25kg/bag
Title: Sodium tripolyphosphate
Synonyms: pentasodium tripolyphosphate, STTP
Formula: Na5P3O10, Molecular: 367.86
CAS #: 7758-29-4, EC #: 231-838-7
Grade: Food grade
Item | Food grade |
Packing: | 25Kgs/bag, in woven or kraft paper bags with inner bag, or as customer's requirements. |
Appearance | White powder or granule |
Assay (Na5P3O10) % | ≥95 |
Phosphoates (P2O5) % | ≥57 |
Whiteness | ≥90 |
Iron (Fe) % | / |
Arsenic (As) % | ≤0.0003 |
Lead (Pb) % | ≤0.0002 |
Heavy metal (as Pb) % | / |
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Fluoride (F) % | ≤0.001 |
Chloride(Cl) % | / |
pH (1% sol.) | 9.2~10.5 |
Water insoluble % | ≤0.05 |
Loss on ignition % | ≤2.0 |
Type I % | 5~20 |
Usage:Used as water-conservative. Applied to can, fruit drinks, milk product, vegetable protein drinks, instant noodles, meat product, and so on. Used as stabilizer and freezing agent and applied to
