Chemical Name: Tetra Sodium Pyrophosphate
Synonyms: Tetra sodium pyrophosphate
Molecular formula: Na4P2O7
Standard executed:GB25557-2010
Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and melting point 890℃; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 ℃ but will be hydrolyzed into di-sodium phosphate when boiled .
Application:
Tetra Sodium pyrophosphate is used in the food industry as an emulsifying agent, nutrient and texturing agent in applications including: processed cheese, seafood product, hamburgers and meat. In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.
Packaging:
25KG,inner plastic and outer plastic or paper.
Guaranteed Technical Specifications :
|
No.
|
Specifications
|
Unit
|
Food Grade
|
|
1
|
Appearance
|
|
white powder or white granular
|
|
2
|
Assay (as Na4P2O7 )
|
%
|
≥96.5
|
|
3
|
Ortho Phosphates
|
|
pass
|
|
4
|
PH Value
|
|
9.9-10.7
|
|
5
|
Water Insoluble matter
|
%
|
≤0.2
|
|
6
|
Fluoride (as F)
|
PPM
|
≤50
|
|
7
|
Heavy Metals (as Pb
|
PPM
|
≤10
|
|
8
|
PB
|
PPM
|
≤4
|
|
9
|
Arsenic (As)
|
PPM
|
≤3
|
|
10
|
Loss on drying
|
%
|
≤0.5
|
And other performance indicators or have special requirements, please contact the relevant companies.
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