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Related to bismuth subcarbonate: bismuth subsalicylate, bismuth oxycarbonate
used for the same purposes as bismuth subnitrate, but has lower toxicity.
Bi2O2(CO3), an odorless, tasteless powder used as an antacid, astringent, and protective. It is incompatible with sulfides, acids, acid salts.
CAS # 5892-10-4
See also: bismuth