Skip to main content

Table 4 Inter-day and Intra-day variability of RP-HPLC for determining VRT concentrations

From: A novel stability-indicating method for determination of a new antidepressant effect of vortioxetine in a pharmaceutical formulation by using RP-HPLC

  Intra-day variability Inter-day variability
Added (μg/mL) Recovery (%) RSD % Recovery (%) RSD %
RP-HPLC
30.0 100.51 0.19 98.96 0.39
40.0 99.97 0.53 99.49 0.57
50.0 101.5 0.18 100.69 0.34
Derivative spectrophotometry
30.0 98.21 1.04 98.96 1.43
40.0 97.95 1.15 98.23 1.17
50.0 100.5 0.87 97.25 1.64