Development and Validation of GC-ECD Method for the Determination of Metamitron in Soil

Table 1

Recovery, repeatability (RSDr), intermediate precision (RSDip), and linearity of the method.

Matrix	Amount (µg kg^−1) added	Amount (µg kg^−1) recovered	Recovery (%)	RSDr%	RSDip%	Linearity
Soil	0.050	0.0445	89.0%	1.91	2.01	0.998
	0.125	0.1120	89.6%	1.90	1.83
	0.250	0.2262	90.5%	1.89	1.75
	0.500	0.4570	91.4%	1.78	2.13
	0.100	0.0920	92.0%	1.74	1.69
	1.000	0.9270	92.7%	1.71	1.57
	2.000	1.8700	93.5%	1.70	1.98
Average			91.24%	1.80	1.85