Agent Name

Potassium bicarbonate

CAS Number

298-14-6

Formula

C-H2-O3.K

Major Category

Metals

Synonyms

Carbonic acid, monopotassium salt; Monopotassium carbonate; Potassium acid carbonate; Potassium hydrogen carbonate; Carbonic acid, potassium salt (1:1); Potassium hydrogencarbonate; [ChemIDplus]

Category

Organic Acids, Metal Salts

Description

Colorless or white solid; [Merck Index] White odorless granules; [Alfa Aesar MSDS]

Sources/Uses

Used in baking powders and as a potassium supplement; [Merck Index] Used in soft drinks, antacids, and fire extinguishers; [Hawley] Active pesticide product registrations in the US; [NPIRS] Approved for use as food additive in the EU; Active ingredient (85%) of the foliar fungicide Armicarb 85SP; [ExPub: EFSA]

Comments

Not irritating to skin or eyes of rabbits; Effects to bladder seen in feeding studies of rats due to alkalizing properties (urine pH > 8) and not to toxic properties of the compound itself; [IUCLID] Causes adrenal cortex hyperplasia and changes in tubules in 13-week oral study of rats (218,400 mg/kg); [RTECS] May cause irritation; [Alfa Aesar MSDS]

Links to Other NLM Databases
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