Table 1.

Results of Intra-day and inter-day accuracy and reproducibility assays. The quality controls concentrations are respectively 1, 3, 400, 650 µg/L for LLOQ, QC low, QC medium and QC high.

	INTER-DAY
	CBD			THC
	Dev. Std. (σ)	CV %	Accuracy %	Dev. Std. (σ)	CV %	Accuracy %
LLOQ	0.01	6%	−13%	0.01	5%	−12%
QC low	0.22	10%	14%	0.32	9%	12%
QC medium	0.57	14%	−4%	0.52	14%	−7%
QC high	0.48	5%	−5%	0.50	5%	−1%
	INTRA-DAY
	CBD			THC
	Dev. Std. (σ)	CV %	Accuracy %	Dev. Std. (σ)	CV %	Accuracy %
LLOQ	0.01	6%	14%	0.03	14%	13%
QC low	0.02	11%	9%	0.08	4%	6%
QC medium	0.07	6%	12%	0.11	10%	11%
QC high	1.48	13%	6%	0.40	4%	5%