sodium tripolyphosphate stpp
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- Category :
Food and Feed additives/Food additives
- CAS NO : 7758-29-4
- EC NO : 231-838-7
- Molecular Formula : Na5P3O10
- Main Specifications : 95%
- Synonyms : pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
Package: 25kg pp in pe bag
Uses : food additive keep water keep aquat
Molecular Structure:
Product description:
Product name: Sodium Tripolyphosphate (food grade)
Name of index Index Result
Na5P3O10 % ≥94 95.6
P2O5 % ≥57 57.7
Substances not dissolved in water % ≤0.03 0.02
As % ≤0.0003 <0.0003
Fluorides % ≤0.003 0.001
Chlorides % ≤0.025 0.014
Pb % ≤0.001 <0.001
Sulfates % ≤0.4 0.2
Whiteness % ≥90 90
PH value(1% of solution) 9.5-10.0 9.7
Appearance White granular Measure up
Used as improving agent in food industry,PH value regulating agent, chelating agent for metal ion, adhesive agent and expansion agent. Utilized in the canned bean,fruits and meat,and also in meat food and beer plants.it has the same effect as hexa-sodium, and will produce better results when used together with hexa-sodium.
If you are sourcing sodium tripolyphosphate stpp from China ,just feel free to inquire
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