Definition dose chimique ou nucléaire susceptible d'entraîner la mort Reference Dict.des Sciences Pharmaceutiques et Biologiques,Académie Nationale de Pharmacie,éd.Louis Pariente,vol.2,p.20
Definition diejenige Menge einer Substanz oder einer Strahlung, die bei einer einmaligen Einnahme zum Tode von 50 % der Individuen einer Population führt Reference "DocCheckFlexikon, s. v. „Dosis letalis media“, http://flexikon.doccheck.com/de/Dosis_letalis_media (11.10.2017)"
Definition statistically derived dose of a chemical or physical agent (radiation) expected to kill 50% of organisms in a given population under a defined set of conditions Reference "IUPAC. Compendium of Chemical Terminology, 2nd ed. (the ""Gold Book""). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8 http://goldbook.iupac.org/M03810.html [27.1.2010]"
Comment "it is usual to write the related period as index after the LD50, i.e. LD50/30 for LD50 after 30 days; REF: IEV 881-17-5The LD50 value is expressed in terms of weight of test substance per unit weight of test animal (mg/kg). REF: Reach Regulation CELEX:32008R0440/EN"
Definition dose d'un agent chimique toxique qui provoque la mort pour 50 % des personnes exposées Reference "FranceTerme > Dose létale moyenne (JORF du 22.9.2000) (3.3.2021)"