Table 4.

Matrix effect and recoveries for OLE, OLC, and OLA.

		OLE	OLC	OLA
Matrix effect (%)	1 mg·kg−1	56	93	20
	2 mg·kg−1	50	76	27
	5 mg·kg−1	86	129	57
	8 mg·kg−1	79	123	51
	10 mg·kg−1	82	134	56
	20 mg·kg−1	93	152	69
Recoveries (%)	1 mg·kg−1	55	59	66
	2 mg·kg−1	98	96	88
	5 mg·kg−1	80	61	74
	8 mg·kg−1	96	62	106
	10 mg·kg−1	89	61	88
	20 mg·kg−1	94	60	93