Title: Bismuth Tannate
Additional Names: Tanbismuth; tannic acid bismuth derivative
Literature References: Contains about 36% bismuth equivalent to 40% Bi2O3. Prepd from freshly pptd bismuth hydroxide and tannin: Hagers Handb. Pharm. Praxis Band 1, 685 (Berlin, 1930).
Properties: Yellow or brownish-yellow powder. Practically insol in water, alcohol, ether.
Therap-Cat: Astringent; protective.
Keywords: Astringent; Topical Protectant.