Potassium acetate
【Description】Colorless or white crystalline powder, salty and deliquescent. Relative density 1.57, melting point 292℃. Soluble in water, soluble in methanol, ethanol, liquid ammonia, insoluble in ether and acetone.
|
Test items |
AR |
CP |
Other |
|
Assay(C2H3KO2) /% |
99.0-100.5 |
98.0-100.5 |
Custom |
|
pH(5%,25℃) |
7.0-9.0 |
7.0-9.0 |
|
|
Clarity of solution |
Passes test | Passes test | |
|
Water insoluble /% |
≤0.005 |
≤0.01 |
|
| Chloride(Cl) /% |
≤0.002 |
≤0.005 |
|
| Sulfate(SO4) /% |
≤0.002 |
≤0.005 |
|
| Phosphate(PO4) /% |
≤0.002 |
≤0.005 |
|
| Magnesium(Mg) /% |
≤0.000 5 |
≤0.001 |
|
|
Sodium(Na) /% |
≤0.02 |
≤0.10 |
|
| Calcium(Ca) /% |
≤0.005 |
≤0.005 |
|
| Iron(Fe) /% |
≤0.000 5 |
≤0.001 |
|
|
Heavy metals (as pb) /% |
≤0.000 5 |
≤0.001 |
|
|
Reduced potassium permanganate substance |
Passes test | Passes test |
【Use】Used as an analytical reagent; Adjust PH value; Used as desiccant and snow melt agent; Making transparent glass; Pharmaceutical excipients; The catalyst; Softening agent.