Sodium tripolyphosphate STPP 94% 85% CAS 7758-29-4, Best price from China supplier factory
TNJ Chemical is a China factory, supplier and manufacturer of Sodium tripolyphosphate STPP 94% 85% CAS 7758-29-4 with plant site in Feidong Anhui Province. We are certified by GMP, ISO and SGS organization and specialize in chemical since from 2001. To buy bulk quantity Sodium tripolyphosphate STPP 94% 85% CAS 7758-29-4 at wholesale discounted price, please send your price inquiry to sales@tnjchem.com
Application & Function
- In food industry, Sodium tripolyphosphate is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry.
- For industry use, it is tanning agent for leather making, auxiliary for dyeing. Additionally, it is used as an oil contamination resistance agent in paper production.
Specification
| Index | Industrial Grade | Food Grade |
| Assay, % ≥ | 94.0 | 94.0 |
| P2O5 % ≥ | 57.0 | 57.0 |
| Water Insoluble Matter %≤ | 0.15 | 0.05 |
| Iron(Fe) %≤ | 0.01 | 0.01 |
| PH value (1% water solution) | 9.2-10.0 | 9.5-10.0 |
| Heavy Metal (as Pb) %≤ | -- | 0.001 |
| Arsenic (As) %≤ | -- | 0.0003 |
| Fluoride (F) %≤ | -- | 0.003 |
| Particle Size
Through 16 mesh sieve %≥ Through 35 mesh sieve %≥ Trough 100 mesh sieve %≥ |
95.0 90.0 40.0 |
95.0 90.0 40.0 |
| Whiteness %≥ | 90.0 | 90.0 |
