A Convenient and Sensitive LC-MS/MS Method for Simultaneous Determination of Carbadox- and Olaquindox-Related Residues in Swine Muscle and Liver Tissues

Table 3

Calibration curves of the analytes fortified in the swine liver.

Compound	Calibration curve	Coefficient of correlation r	Linear range (μg/kg)
QCA	y = 52357x + 12354	0.9998	0.5–50
MQCA	y = 99929x + 19199	0.9997	0.5–50
DCBX	y = 270179x + 73776	0.9998	0.05–50
QCA-glycine	y = 138502x + 58623	0.9991	0.05–50
DOLQ	y = 182083x + 61571	1	0.02–50
MQCA-glycine	y = 222520x + 55169	0.9997	0.05–50