Table 4.

Linearity, matrix effect, limit of detection (LOD), limit of quantification (LOQ), recovery, and precision of multiclass pesticides.

Pesticides	Matrix	Linearity (R2)	Matrix Effect	LOD (ng/g Wet Weight)	LOQ (ng/g Wet Weight)	Relative Recovery (%)			RSD a (%)
						LOQ	10 × LOQ	50 × LOQ	LOQ	10 × LOQ	50 × LOQ
Acetamiprid	Eel	0.9999	16.80	0.4	5	88.8	90.1	92.7	2.2	1.4	2.8
	Flatfish	0.9993	−2.73	0.4	5	84.4	78.9	93.2	1.5	9.0	1.1
	Avalone	1.0000	−5.60	0.25	3	88.9	90.1	87.9	2.8	1.1	2.9
	Shrimp	0.9997	−9.55	0.6	7	90.8	92.8	93.7	1.5	1.4	2.1
Azinphos-methyl	Eel	0.9995	24.87	0.25	3	89.7	89.8	90.7	12.1	1.9	2.5
	Flatfish	0.9990	5.85	0.25	3	84.0	86.6	93.1	6.1	3.1	4.6
	Avalone	0.9989	−1.87	0.3	4	85.1	91.7	90.5	7.3	2.5	5.0
	Shrimp	0.9998	0.77	0.4	5	95.4	90.0	92.7	4.1	2.3	1.0
Azoxystrobin	Eel	0.9998	19.44	0.3	4	89.4	90.5	92.1	2.2	1.1	4.1
	Flatfish	0.9994	−0.002	0.25	3	83.9	87.9	94.6	5.7	1.4	2.1
	Avalone	0.9998	−4.59	0.25	3	90.4	91.4	91.4	7.1	3.3	2.9
	Shrimp	0.9995	−5.99	0.3	4	85.8	93.8	94.0	5.7	1.5	3.3
Carbendazim	Eel	0.9995	15.06	0.3	4	86.7	85.8	88.6	4.5	3.4	4.9
	Flatfish	0.9989	−8.80	0.6	7	80.2	79.0	87.7	4.1	3.5	2.1
	Avalone	0.9999	−11.90	0.4	5	86.7	88.3	85.7	3.9	1.9	4.7
	Shrimp	0.9992	−15.11	0.25	3	87.6	91.0	89.1	8.4	3.3	5.2
Carbofuran	Eel	0.9996	24.36	0.25	3	91.8	88.8	92.7	4.7	1.2	3.8
	Flatfish	0.9994	0.83	0.25	3	87.2	87.9	93.7	4.2	1.4	1.4
	Avalone	0.9998	−0.31	0.3	4	93.4	89.5	88.4	5.0	0.7	2.9
	Shrimp	0.9995	−4.04	0.4	5	90.0	92.3	94.1	5.2	2.1	2.2
Clothianidin	Eel	0.9994	23.75	0.25	3	95.4	91.0	93.9	5.1	4.2	4.0
	Flatfish	0.9992	−2.45	0.3	4	75.2	83.4	91.0	11.2	1.9	2.9
	Avalone	0.9997	−6.90	0.3	4	85.8	88.6	85.9	10.5	3.7	2.4
	Shrimp	0.9983	−6.53	0.4	5	84.2	92.5	91.5	2.8	2.7	2.0
Dichlorvos	Eel	0.9996	15.87	0.4	5	84.0	88.1	92.7	7.1	2.1	1.7
	Flatfish	0.9988	−4.16	0.4	5	82.7	85.1	93.7	8.5	1.5	3.2
	Avalone	0.9999	−6.48	0.8	10	88.9	90.8	91.4	5.6	2.4	2.7
	Shrimp	0.9993	−9.03	0.8	10	71.7	89.7	92.6	9.9	1.6	2.3
Dinotefuran	Eel	0.9998	5.45	0.3	4	87.1	88.9	91.4	5.3	1.6	1.6
	Flatfish	0.9990	−1.80	0.3	4	82.1	84.8	90.2	3.9	2.5	1.6
	Avalone	0.9999	−9.93	0.4	5	89.2	88.7	87.1	6.5	1.3	3.0
	Shrimp	0.9996	25.45	0.4	5	88.1	89.5	91.9	1.6	2.7	2.0
Diuron	Eel	0.9996	27.79	0.4	5	91.5	89.0	92.0	4.3	1.6	1.6
	Flatfish	0.9991	−1.96	0.25	3	84.8	83.5	92.0	5.7	1.8	0.5
	Avalone	0.9999	−3.49	0.3	4	93.2	89.3	89.6	3.6	1.9	2.1
	Shrimp	0.9991	−3.49	0.3	4	93.2	89.3	89.6	3.6	1.9	2.1
Flubendiamide	Eel	0.9991	21.29	0.25	3	88.3	87.3	88.5	6.2	2.7	5.9
	Flatfish	0.9976	7.12	0.4	4	92.8	88.8	95.1	5.6	3.1	3.8
	Avalone	0.9995	2.04	0.4	4	86.2	93.4	90.7	8.1	1.5	4.3
	Shrimp	0.9965	0.89	0.25	3	95.3	92.8	93.7	10.7	4.1	4.9
Hexaconazole	Eel	0.9921	−1.77	0.25	3	88.3	93.9	97.1	4.9	1.2	3.8
	Flatfish	0.9988	−2.58	0.25	3	83.7	84.9	89.3	5.8	3.2	2.9
	Avalone	0.9996	−8.25	0.25	3	77.6	90.5	87.9	13.2	2.3	3.1
	Shrimp	0.9990	−7.47	0.25	3	82.9	91.4	92.9	5.8	2.9	5.2
Pyrimisulfan	Eel	0.9998	13.62	0.4	5	90.3	89.0	92.2	1.9	1.2	3.8
	Flatfish	0.9990	6.35	0.3	4	87.6	86.6	93.4	2.0	1.2	1.1
	Avalone	0.9996	1.08	0.25	3	90.2	90.2	89.2	2.7	1.1	2.5
	Shrimp	0.9997	3.16	0.3	4	88.6	90.9	92.8	1.2	1.8	2.1
Terbuthylazine	Eel	0.9995	28.46	0.4	5	88.8	86.7	90.1	2.6	0.6	3.7
	Flatfish	0.9994	−1.35	0.25	3	87.0	85.7	90.9	5.1	1.8	1.5
	Avalone	0.9999	−5.93	0.3	4	90.1	91.6	89.7	4.4	1.3	2.9
	Shrimp	0.9994	−4.81	0.3	4	82.4	92.1	91.5	6.2	3.5	3.8
Thiacloprid	Eel	0.9999	20.48	0.4	5	84.8	90.3	91.9	2.8	1.2	4.2
	Flatfish	0.9995	0.82	0.4	5	85.0	86.0	92.5	2.3	1.9	1.1
	Avalone	0.9939	−2.12	0.3	4	88.4	89.9	86.7	2.8	1.7	0.4
	Shrimp	0.9994	−6.37	0.6	7	86.1	93.0	93.0	2.4	1.3	1.4
Thiamethoxam	Eel	0.9997	16.73	0.25	3	93.4	90.2	93.9	7.7	1.1	2.7
	Flatfish	0.9995	−11.66	0.6	7	81.2	82.5	91.9	2.8	2.6	1.8
	Avalone	1.0000	−14.10	0.3	4	90.6	89.0	87.5	5.1	1.1	2.3
	Shrimp	0.9991	−6.82	0.4	5	85.0	92.1	94.2	4.5	2.3	2.4
Tricyclazole	Eel	0.9997	−0.08	0.25	3	90.1	90.7	101.3	3.3	0.8	2.4
	Flatfish	0.9993	−20.33	0.4	5	86.3	87.3	106.3	1.0	2.0	1.9
	Avalone	0.9998	−19.23	0.4	5	85.6	88.9	93.9	5.1	0.8	2.2
	Shrimp	0.9979	−26.81	0.3	4	90.6	95.4	101.0	3.6	1.1	1.7
Azimsulfuron	Eel	0.9998	15.92	0.3	4	87.5	88.2	91.1	3.1	1.5	2.2
	Flatfish	0.9993	6.15	0.3	4	83.0	83.4	90.5	3.6	1.7	1.9
	Avalone	0.9997	1.80	0.3	4	85.8	90.0	89.2	3.7	2.1	2.1
	Shrimp	0.9997	4.49	0.25	3	85.1	88.2	90.9	3.8	1.7	2.8
Trifroxystrobin	Eel	0.9990	27.81	0.4	5	96.8	90.9	92.7	4.5	3.0	3.8
	Flatfish	0.9984	−3.56	0.25	3	90.4	90.5	95.8	2.7	2.3	1.8
	Avalone	0.9998	−3.16	0.25	3	87.8	90.5	88.7	4.3	2.1	2.1
	Shrimp	0.9986	−10.76	0.25	3	87.1	94.6	100.5	7.8	2.1	1.5
Difenoconazole	Eel	0.9993	16.22	0.3	4	86.3	88.7	92.5	1.8	1.4	2.2
	Flatfish	0.9990	1.25	0.3	4	83.0	86.1	91.9	3.4	0.7	1.0
	Avalone	1.0000	−5.08	0.25	3	87.6	91.8	90.5	5.8	0.8	2.5
	Shrimp	0.9996	−4.78	0.25	3	86.3	92.3	91.7	4.8	1.5	2.4
Fenobucarb	Eel	0.9997	18.71	0.3	4	87.6	88.9	92.2	3.9	1.8	2.2
	Flatfish	0.9990	−0.45	0.3	4	81.7	86.0	91.7	7.4	1.2	2.3
	Avalone	0.9997	−4.37	0.3	4	88.7	92.2	89.1	5.3	1.8	2.9
	Shrimp	0.9994	−2.13	0.25	3	90.1	93.7	93.1	3.1	1.7	2.0
Tebufenozide	Eel	0.9998	22.51	0.25	3	92.1	90.6	93.9	2.8	1.8	3.9
	Flatfish	0.9993	0.71	0.4	5	83.1	86.8	94.4	3.6	1.7	1.6
	Avalone	0.9998	−3.82	0.3	4	84.2	91.5	89.0	4.6	1.7	1.9
	Shrimp	0.9989	−3.61	0.4	5	90.5	91.6	93.8	3.7	2.1	4.3
Lufenuron	Eel	0.9993	20.25	0.4	5	87.6	86.6	87.2	5.3	2.4	6.7
	Flatfish	0.9997	−10.19	0.4	5	78.8	91.9	91.6	12.0	7.0	3.1
	Avalone	0.9997	−17.85	0.3	4	80.4	91.9	84.1	14.2	2.2	6.9
	Shrimp	0.9992	−3.16	0.25	3	93.7	94.0	95.0	12.9	2.5	4.9
Indoxacarb	Eel	0.9997	15.40	0.4	5	90.8	89.2	92.6	2.2	2.4	5.1
	Flatfish	0.9976	5.46	0.3	4	81.6	88.7	93.7	12.5	2.6	2.7
	Avalone	0.9997	−1.23	0.4	5	94.1	90.9	90.5	7.7	2.0	1.2
	Shrimp	0.9988	−2.55	0.3	4	89.2	90.8	92.8	7.2	2.3	6.6
Daimuron	Eel	0.9998	16.93	0.3	4	87.2	88.9	91.4	1.3	1.5	3.6
	Flatfish	0.9993	1.61	0.3	4	87.2	86.7	93.1	1.7	0.8	0.9
	Avalone	0.9999	−2.36	0.25	3	88.7	91.4	90.4	1.6	0.9	2.3
	Shrimp	0.9997	−3.47	0.25	3	89.1	91.6	93.3	3.0	1.6	2.7

^a Relative standard deviation of repeatability (intra-day tests).