Tripolifosfato de Sodio

Sodium Tripolyphosphate (stpp, Food Additive)

Chemical names: Pentasodium triphosphate, pentasodium tripolyphosphate.

Molecule Formula: Na5P3O10 Molecule Weight: 367.86

Eec no.: e451. i ins no.: 451(i)

Classification: Sequestrant, texturizer

Cas-no.: 7758-29-4

Chinese Food Additive Number System (cns):15.003

Standard: The product meets the requirement of gb25566-2010

Description: White Powder

Solubility: Soluble in water (the 5%solution is clear and colorless)

Specification:

Parameter gb25566-2010
Description White powder
Na5P3O10 w/% ≥85.0
P2o5 w/% ≥56-58
Arsenic(As) / mg/kg ≤3
Fluoride (f) / mg/kg ≤50
Heavy Metals(as Pb) / mg/kg ≤10
Lead (Pb) / mg/kg ≤4
Insoluble w/% ≤0.10
Ph value(10g/l solution) 9.5~10.1