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A poisonous white crystalline compound, HgCl2, used as an antiseptic and a disinfectant, in insecticides, preservatives, and batteries, and in metallurgy and photography. Also called corrosive sublimate.
(Elements & Compounds) a white poisonous soluble crystalline substance used as a pesticide, antiseptic, and preservative for wood. Formula: HgCl2. Systematic name: mercury(II) chloride Also called: bichloride of mercury or corrosive sublimate
a white, crystalline solid, HgCl2, that is acrid and highly poisonous: used chiefly as an antiseptic.