| 释义 |
LC50
LC50[¦el¦sē ′fif·tē] (physiology) lethal concentration 50 LC50
median lethal concentration The average concentration of a chemical or mixture in air as a gas, vapour, mist, fume or dust capable of killing 1/2 of the test animals exposed by inhalation under specific conditions. Median lethal concentration (LC50) is often expressed in ppm or mg/m3.LC50 Median lethal concentration, see there. LC50 [Fm. lethal concentration] An abbreviation for the concentration of a toxin that will kill 50% of organisms exposed to it.LC50
| Acronym | Definition |
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| LC50➣Lethal Concentration 50 (concentration in water having 50% chance of causing death to aquatic life) |
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