单词 | ferric chloride |
释义 | ferric chloride Chem. a compound that in its anhydrous form, FeCl3, occurs as a black-brown, water-soluble solid; in its hydrated form, FeCl3·xH2O, it occurs in orange-yellow, deliquescent crystals: used chiefly in engraving, for deodorizing sewage, as a mordant, and in medicine as an astringent and styptic. Also called iron trichloride, iron perchloride. [1890-95] |
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