Sodium tripolyphosphate stpp is one of the most common used food additive and detergent auxiliaries. Chemate, a professional and reliable sodium tripolyphosphate manufacturer and supplier with more than 15 years can export both stpp food grade and stpp uses in detergent, as well as other industrial fields to many countries all over the world. If you have any need, please feel free to inquiry us or contact us online, our professional sales team will reply you in 24 hours.
Sodium tripolyphosphate(stpp), an organic compound with the formula Na5P3O10 is the sodium salt of the polyphosphate penta-anion. STPP chemical is a colourless salt, which exists both in anhydrous form and hexahydrate form.
| Item | Industrial grade | Food grade |
| Main contents (Na5P3O10 )%≥ | 94.0 | 94.00 |
| Phosphorus pentoxide（P2O5） %≥ | 56.5 | 57.0 |
| Water insoluble %≤ | 0.15 | 0.10 |
| Fe %≤ | 0.015 | 0.015 |
| PH value of 1% solution | 9.2-10.0 | 9.4-10.0 |
| Heavy metals, as Pb %≤ | / | 0.001 |
| Arsenic,as As %≤ | / | 0.0003 |
| Fluoride, as F %≤ | / | 0.003 |
| Whiteness %≥ | 85 | 85 |
The majority of STPP is consumed of commercial detergents. It is seen as the builder of detergents, which has strong chelating effect on metals ions and can promote the emulsification of fat and disperse solid dirt. Used as food additive, it is the preservative for seafood, meats, poultry and animal feeds, as well as emulsifiers and water retention agents. In water treatment industry, it can be used as water softener. In addition, it can also be used in many other industrial fields, such as, petroleum, metallurgy, mining, papermaking, etc…
Chemate is one of the professional sodium tripolyphosphate stpp manufacturers in China, specializing in the production, technology research and development and sales of phosphoric acid and phosphate series products. Our company has skilled production technology, complete technical management talents, perfect organization structure and system. Adhering to the business philosophy of ‘ integrity, innovation, quality, cooperation and win-win’, we always insist on the professional and large-scale business model and try our best to provide ingenuity and fast service for our domestic and foreign customers. We can guarantee the quality of our products. In the process of production, we strictly supervises, controls all the aspects of production in accordance with the requirements of ISO9001, ISO14001 and GB/T-28001. Get more detailed information of Chemate Company and contact us for quotation now.