Table 2.

Reproducibility of direct LC–MS method in six oil samples

Sample	Glycidyl laurate	Glycidyl myristate	Glycidyl palmitate	Glycidyl stearate	Glycidyl oleate	Glycidyl linoleate	Glycidyl linolenate
	Sample conc. (ng/g)
LOQ	200	200	200	600	300	200	300
RBWD corn
Mean	<LOQ	<LOQ	<LOQ	<LOQ	429	950	<LOQ
Std dev					41	33
CV					9.4%	3.5%
RBWD canola
Mean	<LOQ	<LOQ	<LOQ	<LOQ	1,284	658	<LOQ
Std dev					51	24
CV					4.0%	3.6%
RBD mid oleic sunflower
Mean	<LOQ	<LOQ	<LOQ	<LOQ	549	474	<LOQ
Std dev					43	21
CV					7.8%	4.4%
RB soy
Mean	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	280	<LOQ
Std dev						18
CV						6.4%
RBD palm
Mean	<LOQ	<LOQ	2,638	<LOQ	4,440	1,439	<LOQ
Std dev			76		150	37
CV			2.9%		3.4%	2.5%
Palm kernel
Mean	578	308	338	<LOQ	904	569	<LOQ
Std dev	49	14	20		35	22
CV	8.4%	4.5%	6.0%		3.8%	3.8%

Fourteen injections of each oil from a single sample preparation