mercuric iodide

noun

Medical Definition of mercuric iodide

: a red crystalline poisonous salt HgI2 which becomes yellow when heated above 259°F (126°C) and has been used as a topical antiseptic

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“Mercuric iodide.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/mercuric%20iodide. Accessed 28 Oct. 2020.

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