| Standardization field | Construction
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| Technical committee | BAS/TC 37- Fire safety in buildings |
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| Term (EN) | lethal exposure dose 50 LCt50 |
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| Definition (EN) | product of LC50 (4.207) and the exposure time (4.90) over which it is determined
cf. concentration (4.52), effective exposure dose 50 (4.73), exposure dose (4.89) and lethal exposure time 50 (4.209).
NOTE 1 LCt50 is a measure of lethal toxic potency (4.338).
NOTE 2 For fire effluent (4.105), the typical units are grams times minutes per cubic metre (g⋅min⋅m-3).
NOTE 3 For a toxic gas (4.336), typical units are microlitres times minutes per litre (μL⋅min⋅L-1) |
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| Term (FR) | |
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| Definition (FR) | |
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| Term (DE) | |
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| Definition (DE) | |
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| Term (BS) | letalna doza izlaganja 50 LCt50 |
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| Definition (BS) | proizvod LC50 (4.207) i vremena izlaganja (4.90) za koje je letalna koncentracija određena
upor. koncentracija (4.52), efektivna doza izlaganja 50 (4.73), doza izlaganja (4.89) i letalno vrijeme izlaganja (4.209)
NAPOMENA 1 LCt50 je mjera letalne toksične sposobnosti (4.338).
NAPOMENA 2 Za produkte požara (4.105) tipične jedinice su grami puta minute po kubnom metru (g⋅min⋅m-3).
NAPOMENA 3 Za toksični gas (4.336) tipične jedinice su mikrolitri puta minute po litru (μL⋅min⋅L-1) na T =298 K i P=1 atm; vidjeti zapreminski udio (4.351). |
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| Term (HR) | |
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| Definition (HR) | |
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| Term (SR) | |
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| Definition (SR) | |
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| Date | 2016-05-16 |
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| Standards | BAS EN ISO 13943:2015 |
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