sodium tripolyphosphate stpp
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Post Date:
Jul 03,2025
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Expiry Date:
Dec 30,2025
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Detailed Description:
Cas No. :7758-29-4
Quantity: 24FCL
Specs:NA5P3O10 >= 94% , P2O5 >=57%
Payment Method: TT or L/C at sight
Sodium tripolyphosphate-STPP Molecular formula: Na5P3O10 Molecular Weight: 367.86 CAS: 7758-29-4 Properties: White power, Melting point 622°C, Easily soluble in water. It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution, It has got weak alkalinity but no corrosiveness. It is a surfactant, and has got outstanding emulsification to lubricants and fat. It has different bulk density. Application: Chemical additives for making synthetic detergent, used in textile industries, paper making, food and petroleum, water softening, sequestering, peptizing or deflocculating agent, food additive and texturizer .
SPECIFICATION Assay
Na5P3O10%≥94.0
P2O5%≥ 56.5
Water Insoluble matter ≤ 0.15
Iron (fe) ≤ 0.01
PH value 9.2-10.0
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CAS Registry Number:
7758-29-4
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Synonyms:
;pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
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Molecular Formula:
Na5P3O10
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Molecular Weight:
367.86413
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Molecular Structure:
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Hazard Symbols:
Xi:Irritant;
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Risk Codes:
R36/37/38:;
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Safety Description:
S24/25:;
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