Sodium dihydrogen pyrophosphate
Chemical formula Na2H2P2O7
Molecular weight 221.95
Properties White powder,soluble in water.
Application Used as a buffer,leaven,modifier,emulsifier,nutrient,canning preservative in food and potatotreatment.
Packing 25kg or 50kg net in plastic-woven sack with inner polythene film bag.Store in a ventilated,dry place.
Technical specifications
|
NO |
Specifications |
Industrial Grade |
Food Grade |
|
1 |
Main content %≥ |
95.0 |
95.0 |
|
2 |
Phosphorus pentoxide %≥ |
30.4 |
30.4 |
|
3 |
PH value of 1% solution |
3.5∼4.5 |
3.5∼4.5 |
|
4 |
Moisture %≤ |
2.0 |
2.0 |
|
5 |
Water insoluble %≤ |
1.0 |
1.0 |
|
6 |
Heavy metal,as pb %≤ |
|
0.0005 |
|
7 |
Arsenic,as As %≤ |
|
0.0003 |
|
8 |
Frioride %≤ |
|
0.001 | |
