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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