Complaint
STPP or sodium triphosphate is an inorganic compound with formula Na5P3O10. STPP,Sodium Tripolyphosphate is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid. Sodium tripolyphosphate is produced by heating a stoichiometric mixture of disodium phosphate, Na2HPO4, and monosodium phosphate, NaH2PO4, under carefully controlled conditions. Sodium tripolyphosphate stpp.
3. Industrial Grade
Data Sheet
| ITEM | INDEX |
| Food Grade | |
| Na5P3O10 (%): | 94Min |
| P2O5 (%): | 57Min |
| Insolubles in water (%): | 0.05Max |
| Fe (%): | N |
| Ph (1% solution): | 9.5-10 |
| Heavy Metal (As Pb) (%): | 0.001Max |
| As (%): | 0.0003Max |
| Fluoride(F) (%): | 0.003Max |
| Whiteness(%): | 90Min |
| Density (g/cm3) | 0.35-0.9 |
| Itype content (%) | 10-30 |
| ITEM | INDEX |
| Food Grade | |
| Na5P3O10 (%): | 94Min |
| P2O5 (%): | 57Min |
| Insolubles in water (%): | 0.05Max |
| Fe (%): | N |
| Ph (1% solution): | 9.5-10 |
| Heavy Metal (As Pb) (%): | 0.001Max |
| As (%): | 0.0003Max |
| Fluoride(F) (%): | 0.003Max |
| Whiteness(%): | 90Min |
| Density (g/cm3) | 0.35-0.9 |
| Itype content (%) | 10-30 |
Packing: 25Kg double inner plastic and outer knitting bag or ton bag.
Shipping: within 7 days after order confirmed
For small quantity sample or order, we can ship by courier like DHL, Fedex door to door.
For large quantity, Air or Sea both are available, as customized.
Storage: The product shall be stored in a clean, dry & cool area protected from exposure to moisture, foreign odors and other contaminants. Due to its strong hygroscopic properties, it shall be stored in a dry & cool area
