QuEChERS Method Followed by Solid Phase Extraction Method for Gas Chromatographic-Mass Spectrometric Determination of Polycyclic Aromatic Hydrocarbons in Fish

Table 2

Retention times (RT), regression coefficient (), regression equation, limit of detection (LOD), and standard deviation (SD) obtained for standards in toluene calibration.

Compounds	RT (min)		Regression equation	LOD	SD
(1) Naphthalene	5.241	0.998		1.22	0.41
(2) Acenaphthylene	7.815	0.999		0.36	0.12
(3) Acenaphthene	8.092	0.999		1.17	0.39
(4) Fluorene	9.040	0.999		1.64	0.55
(5) Phenanthrene	11.803	0.999		0.74	0.25
(6) Anthracene	11.984	0.999		1.94	0.65
(7) Fluoranthene	16.077	0.999		0.95	0.32
(8) Pyrene	16.720	0.999		0.50	0.17
(9) Benzo(a)anthracene	20.285	0.999		0.75	0.25
(10) Chrysene	20.409	0.999		0.33	0.11
(11) Benzo(b)fluoranthene	23.792	0.998		0.57	0.19
(12) Benzo(k)fluoranthene	23.861	0.999		0.58	0.19
(13) Benzo(a)pyrene	24.612	0.998		0.37	0.12
(14) Indeno(1,2,3-cd)pyrene	27.809	0.996		0.44	0.15
(15) Dibenz(a,h)anthracene	27.870	0.996		0.90	0.30
(16) Benzo(g,h,i)perylene	28.534	0.999		0.09	0.03