CAS number : 7320-34-5
Molecular weight :330.34
Molecular formula/chemical symbol :K4P2O7
Description :
Keywords:Phosphate;Electronic chemicals
Anhydrous potassium pyrophosphate as a white powder, relative density 2.534, melting point 1109 ° C easily absorb moisture and deliquescence, soluble in water insoluble in ethanol, 100 g187 gdissolved in 25 ° C, and alkaline earth metal and heavy metal ions chelating cooperation occurs with.
USES :
Mainly used as emulsifiers, quality improvers, chelating agents, pasta alkaline agent in food processing. Can be used for the preservation of frozen aquatic products, water conservation and quality improvement; meat processing and other phosphate composite use effect is better; ice cream expansion rate, improving noodles, pastries taste to prevent the cheese aging.
Report :
|
Quality indicators |
Specification |
HG/T3591-1999 |
|
Content ≥% |
Content |
98.0 |
|
Iron (Fe) ≤% |
Iron (As Fe) |
0.01 |
|
Water insoluble matter ≤% |
Water Insolubles |
0.1 |
|
P2O5 content≥% |
Content (P2O5) |
41.0 |
|
K2O content≥% |
Content (K2O) |
57.0 |
|
Heavy metals (Pb）≤% |
Heavy Metal (As Pb) |
0.003 |
|
Arsenic (As)≤% |
Arsenic (As As) |
0.0003 |
|
PH value |
PH Value |
10.5±0.5 |
|
Orthophosphate |
Orthophosphate |
Up to Standard |
