Abbreviations and acronyms

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L

Name	Description	Related terms
L	litre
LAL	Limulus amoebocyte lysate
LC	label concentration (in chemistry)
LC50	median lethal concentration—a concentration that kills 50 per cent of the test population
LD	APVMA formulation type code for liquid
LD50	median lethal dose—a dosage that kills 50 per cent of the test population
LDPE	low density polyethylene
LED	lowest effective dose
LLNA	local lymph node assay
LOAEC	lowest-observed-adverse-effect concentration
LOAEL	lowest-observed-adverse-effect level
LOC	level of concern
LOD	limit of detection—the minimum level at which a residue can be detected
LOEC	lowest-observed-effect concentration
LOEL	lowest-observed-effect level
log	logarithm
LOQ	limit of quantitation or limit of quantification for a method—the minimum level at which residues can be quantified
LS	APVMA formulation type code for solution for seed treatment
LSC	liquid scintillation counting
LV	APVMA formulation type code for liquid vaporiser