| 释义 |
karl fisch·er reagent
\ˈkärlˈfishər-\ noun
Usage: usually capitalized K&F
Etymology: after Karl Fischer, 20th century German chemist
: a colored solution of pyridine, sulfur dioxide, iodine, and anhydrous methanol that reacts quantitatively with water to form a colorless solution and is used to determine the amount of water in numerous substances |