什邡市志信化工有限公司

Sodium Tripolyphosphate Food Additive STPP

7
Sodium Tripolyphosphate Food Additive STPP

Molecular formula: Na5P3O10
Molecular weight: 367.86
CAS No.: 7758-29-4
EINECS No.: 231-838-7
H.S CODE: 28353110

 

Character

White powder; Melting point: 622℃; It can chelate metal ions, such as calsium, magnesium, etc., soften the hardwater, and has the characters of surface promoting agent of organic matter.

Purpose

It can be used as quality improvement agent of can, fruit, milk product, etc.

Packaging and storage

25Kg, 50Kg,1000kg in braided bag lined with plastic. Store it in ventilated, dry and clean place. Moisture proof.

 

Index
Food grade
Content(Na5P3O10)%≥
95.0
Phosphorus pentoxide %≥
57.0
Water-insoluble %≤
0.05
Iron(Fe) %≤
0.01
PH value(1% water solution)
9.5-10.0
Heavy metal (Pb) %≤
0.001
Arsenic (As) %≤
0.0003
Fluoride (F) %≤
0.003
Granularity 
16mesh%≥ 
35mesh%≥ 
100mesh%≥
 Powder
100mesh%≥


95.0
90.0
40.0
90.0

White content %≥
90.0
Sodium Tripolyphosphate Food Additive STPP