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Table 1 Confirmation data of DEX in spiked urine analyzed by LC-MS 3

From: Transcriptomic markers meet the real world: finding diagnostic signatures of corticosteroid treatment in commercial beef samples

Analyte

RRexpa

RRTreq

RRTpassed

Ion ratioexpb

Ion ratioreq

Ion ratiopassed

LOQ (ng/mL)

DEX

1.389

1.354-1.423

Y

0.990

0.790-1.190

Y

0.25

  1. a Relative retention time (min).
  2. b Area ratio of product ions from extracted ion chromatograms.