| ≥1 piece |
1 ￡? Chemical name ￡o sodium pyrophosphate ?￠ Tetrasodium Pyrophosphate
2 ￡? M. F.:Na 4 P 2 O 7
3 ￡? M. W. :265.90
4 ￡? Physical properties: White powder ,soluble in water ￡? insoluble in ethanol ?￡ basic property appeared in aqueous solution ?￡ it is liable to deliquesce by moisture in the air..
5 ￡? Quality standard:HG 2923-1999
|
Name of index |
HG 2923-1999 |
|
Sodium Pyrophosphate Na 4 P 2 O 7 % |
96.5-100.5 |
|
Water Insoluble ≤ % |
0.2 |
|
PH (1% aqueous solution) |
9.9-10.7 |
|
Arsenic (As) ≤ % |
0.0003 |
|
Heavy Metal (as Pb) ≤ % |
0.001 |
|
Fluoride (as F) ≤ % |
0.005 |
|
Loss on lgnition ≤ % |
0.5 |
|
Orthophosphate |
pass test |
6 ￡? Usage:Used as quality improver in food industry. Applied to can, fruit drinks, milk product, bean milk, and so on.
7 ￡? Packing: It is packed with ployethylene bags as line-r , and a woven bag as the outer layer. The net weight of each bag is 25kg.
8 ￡? Storage and transport: It should be stored in a dry . ventilative and clean warthouse; kept away from moisture and hot, Furthermore, it should be stored separstely from poisonous Substances