POTASSIUM BICARBONATE Extra Pure
Confirms to BP
Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
---|---|---|---|---|---|---|---|
SC1729 | Extra Pure | 99.50% | 298-14-6 | KHCO3 | 100.12 | 2836.4000 | 60 Months |
Packings
500 g,1000 g |
Physical Properties
Physical state at 20 °C | Solid |
Colour | White crystalline |
Odour | Odorless |
pH value | 8 - 9 |
Melting point/ Freezing point [°C] | 100 - 120°C |
Density [g/cm3] | 2.17 |
Solubility in water [% weight] | Soluble in water |
Specifications
Appearance | White crystalline powder |
Assay (acidimetric) | 99.5 - 101% |
pH (1% solution in water) | 8 - 8.6 |
Carbonate (as K2CO3) | Passes test |
Chloride (Cl) | Max 0.015% |
Sulphate (SO4) | Max 0.01% |
Arsenic (As) | Max 0.0002% |
Heavy metal (as Pb) | Max 0.0005% |
Calcium (Ca) | Max 0.005% |
Iron (Fe) | Max 0.001% |
Copper (Cu) | Max 0.0005% |
Sodium (Na) | Max 0.5% |
Zinc (Zn) | Max 0.0025% |
Loss on drying (over silica gel) | Max 0.3% |
Safety Information and Hazard Symbols
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