Sodium Tripolyphosphate (STPP)
Short Description:
As a professional Sodium Tripolyphosphate (STPP) food additives and food ingredients supplier and manufacturer, JUSTCHEM has been supplying and exporting from food additives and food ingredients China for almost 10 years, please be assured to buy food additives and food ingredients at Justchem. Any inquiries and problems please feel free to send emails to us via sales@justchem.com we will reply you within 1 working day.
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.
Specification OF Sodium Tripolyphosphate STPP Granular
STPP,Sodium Tripolyphosphate Food Grade
| ITEM | STANDARD |
| ASSAY (%) (Na5P3O10) | 95 MIN |
| APPEARANCE | WHITE GRANULAR |
| P2O5 (%) | 57.0 MIN |
| FLUORIDE (PPM) | 10MAX |
| CADMIUM (PPM) | 1 MAX |
| LEAD (PPM) | 4 MAX |
| MERCURY (PPM) | 1 MAX |
| ARSENIC (PPM) | 3 MAX |
| HEAVY MENTAL (AS PB) (PPM) | 10 MAX |
| CHLORIDES (AS CL) (%) | 0.025 MAX |
| SULPHATES (SO42-) (%) | 0.4 MAX |
| SUBSTANCES NOT DISSOLVED IN WATER (%) | 0.05 MAX |
| PH VALUE (%) | 9.5 – 10.0 |
| LOSS ON DRYING | 0.7% MAX |
| HEXAHYDRATE | 23.5% MAX |
| WATER-INSOLUBLE SUBSTANCES | 0.1% MAX |
| HIGHER POLYPHOSPHATES | 1% MAX |
STPP,Sodium Tripolyphosphate Tech Grade
| Items | Standards | ||
| Assay (%) (Na5P3O10) | 94%MIN | ||
| Appearance | WHITE GRANULAR | ||
| P2O5 (%) | 57.0 MIN | ||
| Bulk density | 0.4~0.6 | ||
| Iron | 0.15%MAX | ||
| Temperature rise | 8~10 | ||
| Polyphosphate | 0.5 MAX | ||
| PH value(%) | 9.2 – 10.0 | ||
| Ignition loss | 1.0% MAX | ||
| 20mesh through | ≥90% |
Application OF STPP Sodium Tripolyphosphate
In Food:
The uses of stpp include using it as a preservative. Sodium Tripolyphosphate STPP can be used to preserve foods such as red meats, poultry, and seafood, helping them to retain their tenderness and moisture. Pet food and animal feed have been known to be treated with Sodium tripolyphosphate stpp , serving the same general purpose as it does in human food.
In Tech:
The majority of STPP Sodium tripolyphosphate is consumed as a component of commercial detergents.
Other uses include “ceramics (increase viscosity of the glazes upto a certain limit), leather tanning (as masking agent and synthetic tanning agent – SYNTAN), anticaking, setting retarders, flame retardants, paper, anticorrosion pigments, textiles, rubber manufacture, fermentation, antifreeze.”STPP is used as a polyanion crosslinker in polysaccharide based drug delivery
1.What kinds of certificates can you offer?
We can offer HAPPC, KOSHER, HALAL Certificates, ect.
2. Are you a manufacturer or a trading company?
In 2016, We set up a branch company in Shanghai and create our new brand JUSTCHEM, dedicating to offer better sales service for food additives as well as to expand overseas markets.
3. How long shall we wait for your reply?
We can guarantee to reply your inquiries in less than 24 hours in working days.
4. What kinds of transportation types can you provide?
Our main transportation methods include air transportation, railway transportation and sea transportation.
5. How long will I receive my good?
Usually we will arrange the shipment in 7 -15 days.
6. What documents you provide?
Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificat and Origin certificate. If your markets have any special requirements, let us know.
7. What is loading port?
Usually is Shanghai , Qingdao , Tianjin,Dalian and ect.
Justchem have departments including international sales, purchasing, technical, after-sales service, network engineering, general affairs, etc. We are able to offer service and support in English, Portuguese, Russian, Japanese, Korean and other languages. Within the efforts of all staff of us, our market has covered more than 40 countries and areas, which prompting us to be the most reliable partner of food producer and merchant all over the world. We have more than 20 professional sales offer you 7*24 online sales service.
