A Standardized Approach to Quantitative Analysis of Nicotine in e-Liquids Based on Peak Purity Criteria Using High-Performance Liquid Chromatography

Table 7

Accuracy results of the method.

% spiked level of assay sample	Replicate	% recovery	% mean recovery	% RSD
50 (40 µg/mL)	1	99.95	99.44 (39.78 µg/mL)	0.77
	2	99.81
	3	98.56
100 (80 µg/mL)	1	99.41	100.01 (80.01 µg/mL)	0.95
	2	99.52
	3	101.11
150 (120 µg/mL)	1	100.27	100.61 (120.73 µg/mL)	0.39
	2	101.04
	3	100.51