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Related to iodic acid: Iodous acid
i·od·ic ac·id(ī-od'ik as'id),
Crystalline powder, soluble in water; used as an astringent, caustic, disinfectant, deodorant, and formerly as an intestinal antiseptic.
A colorless or white crystalline powder, HIO3, used as an astringent and disinfectant.