| Place of Origin: | China (Mainland) |
|---|---|
| Brand Name: | |
| Model Number: |
Quick Details
Specifications
TKPP
Other Names: Tetrapotassium Pyrophosphate
CAS No 7320-34-5
EINECS No 230-785-7
HS code 28352400
Molecular Formula: K4P2O7
Molecular weight: 330.34
Density 2.534
Melting Point 11093C
Purity 96%min
Appearance: white powder
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.
Properties:
Anhydrous tetra potassium phosphate is in white powder. Relative density 2.3534 and melting point 1109°C; 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 is187g/100gwater; It can chelate with alkaline metals ions or heavy metal ions.
Packing: 25kgs plastic woven bag, 22mts/20'FCL
INDEXES | FOOD GRADE | TECH GRADE |
Appearance | White powder or lumps | |
Assay% ≥ | 96.0 | 96.0 |
Iron(Fe) % ≤ | 0.03 | 0.05 |
Insoluble in water % ≤ | 0.10 | 0.20 |
Heavy Metals(as Pb)% ≤ | 0.001 | |
Arsenic(As)% ≤ | 0.0003 | |
PH Value | 10.0-10.7 | 10.0-10.7 |
Ortho Phosphate | pass | |