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.It is as sequestrant in cyanide-free electroplating. Detergent and cleaner ingredient. Clay dispersant in ceramics. Buffering and dispersing agent for dye and pigment. Emulsifier in food industry, modifier, chelating agent. It is also used in the alkaline raw material preparation of pasta products, and other condensed phosphates in combination, usually for to prevent struvite canned seafood, prevent the canned fruit Luan color, improve ice cream expansion degree, ham, sausage yield. Ground fish to water. Send noodles taste and improve yield. To prevent the cheese from aging.
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 |
Arsenic(As) |
mg / kg |
≤10 |
| 6 |
Fluoride (F) |
mg / kg |
≤10 |
| 7 |
Water insoluble |
|
0.5 |
| 8 |
Water Insoluble |
% |
≤0.2 |
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