Products
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 Tetrasodium Pyrophosphate
Molecular formula:Na4P2O7,Na4P2O7·10 H2O
Molecular Weight:Anhydrous:265.91,Decahydrate:446.07
Quality standards:
| Name of index | GB1886.339-2021 | FCC-V | E 450 (iii) |
| Sodium Pyrophosphate Na4P2O7 ,% | 96.5-100.5 | 95.0-100.5 | ≥95.0(on the ignited basis ) |
| Sodium Pyrophosphate Na4P2O7·10 H2O, ≥% | 98.0 | - | - |
| 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 Na4P2O7 , ≤% | - | 0.5 | - |
| Orthophosphate | pass test | - | - |
| Pb ,≤% | 0.0004 | 0.0004 | 0.0001 |
| Loss on Ignition Na4P2O7,≤% | 0.5 | - | 0.5 |
| Loss on Ignition Na4P2O7·10H2O,% | 38.0-42.0 | - | - |
| 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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