LC 50 Lethal Concentration

Meaning, Term, and Glossary Definition - What is LC 50 Lethal Concentration?

Median level concentration, a standard measure of toxicity. It tells how much of a substance is needed to kill half of a group of experimental organisms in a given time.

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Related glossary terms:

Bioconcentration   Concentration   Estimated Environmental Concentration   Exposure Concentration   Isoconcentration   LD 50 Lethal Dose   Lethal Concentration 50   Lethal Dose 50   Maximum Acceptable Toxic Concentration   

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