Table 1.

Mean recovery (mean %R) and RSD of the testing methods in tomato and water at a spiking level of 7.5 μg/L and 350 μg/L, respectively

Target pesticides	Tomato		Water
	Mean %R	RSD	Mean %R	RSD
Profenofos	80.4	15.4	52.3	5.7
Metalaxyl	82.6	10.1	87.4	13.1
λ-cyhalothrin	73.2	6.0	83.9	11.0
4,4′-DDT	95.7	6.1	126.1	22.5
4,4′-DDE	87.3	10.3	106.9	15.7
α-Endosulfan	91.1	24.1	110.9	5.7
β-Endosulfan	93.2	18.0	97.0	3.1