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An extremely poisonous white crystalline compound, NaCN, used in extracting gold and silver from ores, in electroplating baths, and in dye manufacture.
(Elements & Compounds) a white odourless crystalline soluble poisonous compound with an odour of hydrogen cyanide when damp. It is used for extracting gold and silver from their ores and for case-hardening steel. Formula: NaCN
a white, crystalline, water-soluble, poisonous powder, NaCN, used chiefly in casehardening alloys, in the leaching and flotation of ore, and in electroplating.