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.
Commonly, we add this product according to the proportion of 0.2-0.5%.
It can be adjustable according to the actual situation.
Food Grade Disodium Phosphate
Molecular formula:Na2HPO4,Na2HPO4.2H2O,Na2HPO4.12H2O
Molecular Weight:Anhydrous:141.96,Dihydrate:177.99,Dodecahydrate:358.14
Quality standards:
Name of index | GB1886.329-2021 | FCC-V | E 339 (ii) | USP |
Disodium Phosphate Na2HPO4, % | ≥98.0 (on dried basis) | ≥98.0 | ≥98.0 | 98.0-100.5(on dried basis) |
P2O5(on the anhydrous basis) ,% | - | - | 49-51 | - |
Identification | - | Positive tests for sodium and for phosphate | Positive tests for sodium and for phosphate | tests for sodium and for phosphate |
PH(1 % solution) | - | - | 8.4-9.6 | - |
Water Insoluble ,≤% | 0.2 | 0.2 | 0.2(on the anhydrous basis) | 0.4 |
Arsenic (As) ,≤% | 0.0003 | 0.0003 | 0.0001 | 16ppm |
Heavy Metal (as Pb) ,≤% | 0.001 | - | - | 20ppm |
Fluoride ,≤% | 0.005 | 0.005 | 0.001 | - |
Loss on Drying Na2HPO4 ,≤% | 5.0 | 5.0 | 5.0 | 5.0 |
Loss on Drying Na2HPO4·2H2O ,% | 18.0-22.0 | 18.0-22.0 | ≤22.0 | 18.5-21.5 |
Loss on Drying Na2HPO4·12H2O ,≤% | 61.0 | 61.0 | 61.0 | 55.0-64.0 |
Pb ,≤% | 0.0004 | 0.0004 | 0.0001 | - |
Cadmium , ≤% | - | - | 0.0001 | - |
Mercury , ≤% | - | - | 0.0001 | - |
Chloride, ≤% | - | - | - | 0.06 |
Sulfate, ≤% | - | - | - | 0.2 |