Evaluation of Ricinus communis L. for the Phytoremediation of Polluted Soil with Organochlorine Pesticides

Table 2

Limit of detection (LOD), limit of quantification (LOQ), mean recovery (level 0.1 g g⁻¹), relative standard deviation (RSD), and calibration curve () for organochlorine pesticides in plant tissue (root, stem, and leaf) and soil samples.

OCPs	Plant tissue (root, stem, and leaf)				Soil
	LOD (g L^−1)	LOQ (g L^−1)	Precision (RSD)	Recovery (%)	LOQ (g g^−1)	Precision (RSD)	Recovery (%)	Calibration curve
(1) -HCH	0.002	0.007	8.5	95	0.008	8.8	105	0.9986
(2) -HCH	0.001	0.008	6.7	82	0.007	6.4	99	0.9997
(3) -HCH	0.002	0.006	10.3	95	0.005	5.9	85	0.9982
(4) Chlorpyrifos	0.005	0.01	4.8	92	0.01	6.1	77	0.9995
(5) Heptachlor	0.001	0.005	7.2	81	0.008	7.2	75	0.9979
(6) Aldrin	0.001	0.007	9.1	88	0.01	3.9	91	0.9993
(7) Heptachlor epoxide	0.005	0.01	6.3	91	0.009	5.2	125	0.9981
(8) Dieldrin	0.002	0.006	4.9	82	0.01	6.0	93	0.9993
(9) Trans-chlordane	0.003	0.007	6.6	94	0.007	5.8	88	0.9978
(10) o,p′-DDE	0.002	0.005	7.1	90	0.008	7.3	97	0.9996
(11) Endrin	0.002	0.005	8.3	93	0.01	6.4	81	0.9988
(12) o,p′-DDT	0.002	0.005	3.9	83	0.01	5.9	97	0.9985
(13) p,p′-DDT	0.002	0.005	8.2	89	0.01	3.7	79	0.9982
(14) Diclofop-methyl	0.005	0.008	6.3	95	0.01	10.5	84	0.9991
(15) 4,4′-Methoxychlor	0.004	0.01	5.5	89	0.01	8.4	97	0.9975