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ar'senic triox'ide



Chem.
a white, tasteless, amorphous, slightly water-soluble, poisonous powder, As2O3, used chiefly in the manufacture of pigments and glass and as an insecticide or weed-killer; arsenous acid. Also called arsenic.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

arsenic trichloridearsenic trisulfide
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