POTASSIUM HYDROGEN CARBONATE
Prepared at the 19th JECFA (1975), published in NMRS 55B (1976) and in FNP 52 (1992). Metals and arsenic specifications revised at the 59th JECFA (2002). An ADI not limited' was established at the 9th JECFA (1965)
SYNONYMS Potassium bicarbonate; INS No. 501(ii)
DEFINITION
Chemical names Potassium hydrogen carbonate, potassium acid carbonate
C.A.S. number 298-14-6
Chemical formula KHCO3
Formula weight 100.11
Assay Not less than 99.0% and not more than 101% calculated on the dried basis
DESCRIPTION Odourless, colourless crystals or white powder or granules
FUNCTIONAL USES Alkali, leavening agent, buffer
