| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024py′rosulfu′ric ac′id, [Chem.]- Chemistryan oily, hygroscopic, corrosive liquid, H2S2O7, that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes. Also called fuming sulfuric acid, oleum.
|