Tetra Potassium Pyrophosphate （TKPP）
發(fā)布時(shí)間:2023-09-16 22:29:15
Tetra Potassium Pyrophosphate （TKPP）
| Chemical Name | Tripotassium Phosphate Anhydrous |
| Synonyms | Tetra Potassium Pyrophosphate |
| Molecular formula | K4P2O7 |
| CAS NO. | 7320-34-5 |
| Standard Ｅxecuted | GB25562-2010 |
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 metal ions or heavy metalions.
Application
It is applied to electroplating without cyanate, industrial or household detergents; It can be 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.
Packaging
Plastic knit bag or kraft bag, net weight 25kg. Besides, we can pack the goods according to the requirement of the client.
Guaranteed Technical Specifications
| No. | Specifications | Unit | Food Grade Standard |
| 1 | Main contents K4P2O7 | % | ≥96.5 |
| 2 | Plumbum (Pb) | mg / kg | ≤2 |
| 3 | pH of 1% water solution | 10.5±0.5 | |
| 4 | Heavy Metal (as Pb) | mg / kg | ≤10 |
| 5 | Arsenic(As) | mg / kg | ≤10 |
| 6 | Fluoride (F) | mg / kg | ≤10 |
| 7 | Water insoluble | 0.5 | |
| 8 | Water Insoluble | % | ≤0.2 |
Other performance indicators or have special requirements, please contact the relevant
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