Difference between revisions of "Potassium bicarbonate"
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Revision as of 13:11, 27 April 2013
Description
Colorless crystals or white powder. Potassium bicarbonate is used to add dioxide carbon dioxide to water, as in soft drinks. It is also used in baking powders, extinguisher fire extinguishers, and to adjust the pH of detergents.
Synonyms and Related Terms
potassium acid carbonate; baking soda
Other Properties
Soluble in water, pH = 8.2 (0.1 M solution). Insoluble in ethanol. Slightly alkaline.
| Composition | KHCO3 |
|---|---|
| CAS | 298-14-6 |
| Melting Point | 100-120 (dec) |
| Density | 2.17 |
| Molecular Weight | mol. wt. = 100.1 |
| Refractive Index | 1.380, 1.482, 1.578 |
Hazards and Safety
Fisher Scientific: MSDS
Authority
- Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7770
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.380, 1.482, 1.578