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Meaning of perchloric acid

perchlo'ric ac'id

Pronunciation: [key]
— Chem. Chem.
  1. a colorless, syrupy hygroscopic liquid, HClO, an acid of chlorine containing one more oxygen atom than chloric acid: used chiefly as a reagent in analytical chemistry.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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