Food Grade Sodium Pyrophosphate

White monoclinic crystal powder, it is soluble in water,insoluble in ethanol. Its water solution is alkalic. It is liable to deliquesce by moisture in the air.

In 25kg composite plastic woven/paper bag with PE liner.

Storage and transport:To be stored in a dry, ventilate and clean warehouse; Valid for two years.

In food industry, used as quality improver, applied to can, fruit drinks, milk product, bean milk and so on.

Commonly, we add this product according to the proportion of 0.2-0.5%.

It can be adjustable according to the actual situation.

Detailed Description


Food Grade Sodium Pyrophosphate
Molecular formula:Na4P2O7
Molecular Weight:265.90
Quality standards:

Name of index GB25557-2010 FCC-V E 450 (iii)
Sodium Pyrophosphate Na4P2O7 ,% 96.5-100.5 95.0-100.5 95.0(on the ignited basis )
P2O5  , % - - 52.5-54.0
Identification - - Positive tests for calcium and for phosphate
Water Insoluble , ≤% 0.2 0.2 0.2
PH (1% aqueous solution) 9.9-10.7 - 9.8-10.8
Arsenic (As) ,≤% 0.0003 0.0003 0.0001
Heavy Metal (as Pb)  ,≤% 0.001 - -
Fluoride (as F)  , ≤% 0.005 0.005 0.001
Loss on Drying  , ≤% 0.5 0.5 -
Orthophosphate pass test - -
Pb ,≤% 0.0004 0.0004 0.0001
Loss on Ignition(for the anhydrous salt),≤% - - 0.5
Cadmium, % - - 0.0001
Mercury  , % - - 0.0001


All information is offered in good faith, without guarantee or obligation by the accuracy or sufficiency thereof, or the result obtained and is accepted at user’s risk. Nothing herein shall be construed as a recommendation for uses that infringe valid patents or as extending a license under valid patents.
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