GC-FID	gas chromatography-flame ionization detector
SC	stratum corneum
TS	tape-stripping
FDA	United States Food and Drug Administration
EMA	European Medical Association
ICH	International Conference on Harmonization
CV	coefficient of variation
IS	internal standard
MF	matrix factor
QCs	quality controls
LOQ	limit of quantification
LOD	limit of detection
LLOQ	lower limit of quantification
ULOQ	upper limit of quantification
DNB	1,4-dinitrobenzene
D4	octamethylcyclotetrasiloxane
D5	decamethylcyclopentasiloxane
D6	dodecamethylcyclohexasiloxane
LQC	low quality control
MQC	medium quality control
HQC	high quality control
NC	nominal concentration
CF	concentration found
CD	cumulative dose
CE	concentration in the extract