LD 50 Lethal Dose

Meaning, Term, and Glossary Definition - What is LD 50 Lethal Dose?

The dose of a toxicant or microbe that will kill 50 percent of the test organisms within a designated period. The lower the LD 50, the more toxic the compound.

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Related glossary terms:

Absorbed Dose   Administered Dose   Aldicarb   Applied Dose   Biologically Effective Dose   Brownfields   Building Cooling Load   Building Envelope   Building Related Illness   Child Resistant Packaging CRP   

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