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Tetra Sodium Pyrophosphate | 13472-36-1 | TSPP Food Additive
Product Description
(1) White powder, easily soluble in water but insoluble in ethanol; Density at 2.45g/cm³ and melting point at 890℃; Deliquescent in the open air.
(2) The water solution shows weak alkalinity and stable at 70℃, but will be hydrolyzed into disodium phosphate when boiled.
Product Specification
|
Item |
RESULT(Tech grade) |
RESULT(Food grade) |
|
(Main Contents) %≥ |
98.0 |
98.0 |
|
Sulphate,asSO4 % ≤ |
0.5 |
/ |
|
F %≤ |
0.05 |
0.005 |
|
Water insoluble % ≤ |
0.2 |
0.2 |
|
Arsenic, as As %≤ |
0.01 |
0.0003 |
|
Heavy metals, as Pb %≤ |
0.01 |
0.001 |
|
PH of 1% solution |
4.2-4.6 |
4.1-4.7 |
Package: 25 kg/bag or as you request.
Storage: Store at a ventilated, dry place.
Executive Standard: International Standard.
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