Tetrasodium Pyrophosphate Food Additive TSPP
Molecular formula:Na4P2O7
Molecular weight: 265.9
CAS No.: 7722-88-5
EINECS No.: 231-767-1
H.S CODE:28353990
Character
White powder; Dissolved in water; Un-dissolved in ethanol; Density: 2.45; Melting point: 890℃;
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.
Indicator name | Food grade |
Main content(以Na4P2O7 计)%≥ | 96.5-100.5 |
Phosphorus pentoxide(P2O5)%≥ | 51.5 |
PH value(1% water solution) | 9.9-10.7 |
Water-insoluble % ≤ | 0.2 |
Fineness (60mesh) %≥ | 90 |
Fluoride (F) % ≤ | 0.005 |
Heavy metal (Pb) % ≤ | 0.001 |
Arsenic (As) % ≤ | 0.0003 |
lead(Pb)%≤ | 0.0002 |
Loss on burning % ≤ | 0.5 |
Orthophosphate | Pass the test |
The index of ignition reduction (Na4P2O7) is the inspection index at the factory |