Chemical Family :detergent raw materials
Product Name :Tetrapotassium pyrophosphate
Chemical Name : Potassium Diphosphate
CAS No : 7320-34-5
Details :
Tetrapotassium pyrophosphate
Supplier: Lubon Industry Co., Ltd
Molecular formula: K4P2O7
Molecular weight: 330.34
Standard executed: HG/T3591-1999
CAS Number: 7320-34-5
Properties:
Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3 and melting point 1109℃; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25℃,its solubility in water is 187g/100g water; It can chelate with alkaline metals ions or heavy metal ions.
Uses :
It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
Packing and storage:
I Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places well ventilated and dry.
Guaranteed Technical Specifications:
|
NO |
Specifications |
Industrial Grade |
Food Grade |
|
1 |
Appearance |
White powder or granular |
|
2 |
Assay % ≥ |
96.0 |
96.0 |
|
3 |
Iron(Fe) % ≤ |
0.03 |
0.03 |
|
4 |
Water insoluble matter % ≤ |
0.1 |
0.1 |
|
5 |
Heavy Metals,as Pb % ≤ |
|
0.001 |
|
6 |
Arsenic(As) % ≤ |
|
0.0003 |
|
7 |
PH Value |
10.0-10.7 |
|
8 |
Ortho Phosphate |
Pass test |
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