Description
1.Chemical name Tetra PotassiumPyrophosphate (TKPP)
2.Molecular formula: K4P2O7
3.Cas No.:7320-34-5
4.Molecular weight:330
5.Character :Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3 and melting point 1109ºC; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25ºC, its solubility in water is 187g/100g water; It can chelate with alkaline metal ions or heavy metalions.
6.Usage: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.
7.Packing:Packaging:Plastic woven bag or kraft bag, net weight 25kg. Besides, we can pack the goods according to the requirement of the client.
8.Storage and transportation:
It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances. | 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 | (As) | mg / kg | ≤10 |
| 6 | Fluoride (F) | mg / kg | ≤10 |
| 7 | Water insoluble | | 0.5 |
| 8 | Water Insoluble | % | ≤0.2 |
Complaint
