Table 2.

Results obtained for the study of effect of matrix by the analysis of synthetic mixture.

Method*	OXC in synthetic mixture	OXC found#	%Recovery ± SD
A	6.0	5.92	98.66 ± 0.62
	12.0	12.07	100.6 ± 1.22
	18.0	18.56	103.1 ± 1.74
B	2.0	2.03	101.4 ± 1.56
	4.0	3.96	99.11 ± 0.85
	6.0	6.29	104.9 ± 1.14

*In method A, OXC taken/found are in mg and they are μg mL⁻¹ in method B.

^#Mean value of three determinations.