Research Article

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

Table 4

The accuracy and precision for the analysis of MQCA, 1-DMEQ, and BDMEQ residues in holothurian.

MatrixAnalyteSpiked level (µg/kg)Mean recovery (%)Intraday RSD% (n = 6)Interday RSD% (n = 18)

Holothurian1-DMEQ288.04.9611.8
1083.76.076.27
2090.56.968.06
BDMEQ288.03.145.85
1082.55.906.51
2088.57.277.95
MQCA293.53.825.37
1085.75.566.94
2085.53.806.61