Research Article

UPLC-MS/MS Method for Simultaneous Determination of Three Major Metabolites of Mequindox in Holothurian

Table 3

Parameters (including the standard curve, LOD, and LOQ) of MQCA, 1-DMEQ, and BDMEQ in holothurian samples.

MatrixAnalyteLinear range (ng/mL)Regression equitationr2LOD (µg/kg)LOQ (µg/kg)

Chicken1-DMEQ1.0∼200y = 365.31x + 1329.40.99820.481.59
BDMEQ1.0∼200y = 621.55x + 335.410.99960.210.69
MQCA1.0∼200y = 547.98x + 157.670.99950.240.79