Calcium carbonate
CAS number: 471-34-1
Synonyms: Carbonic acid calcium salt (1:1); Cacit (Norwich); Calcichew (Shire); Calcidia (Lefrancq); Citrical (Shire); CI 77220; limestone; Precipitated calcium carbonate; Precipitated chalk
Industry claims found in: no limitation for use in food other than good manufactruing practices
Industry claims used in: dietary supplement, baked goods, chewing gum, beverages, pasta, grain products, rice and baked goods
Possible physical or functional effects: Colors and coloring adjuncts; Dough strengtheners; Firming agents; Nutrient supplements; Stabilizers and thickeners
Properties: industry claims FDA GRAS; used in cigarettes; used in smokeless tobacco
Toxicology: TLV 5 mg/m³ of air; LD50 (oral, rat) 6450 mg/kg; severe eye and moderate skin irritant