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Table 3 Application of the proposed method for determination of the studied drugs in their synthetic mixtures.

From: Synchronous fluorescence spectrofluorimetric method for the simultaneous determination of metoprolol and felodipine in combined pharmaceutical preparation

Sample Concentration taken (μg/mL) Concentration found(μg/mL) Recovery %
  MTP FDP MTP FDP MTP FDP
MTP and FDP mixture 5.0 0.5 4.987 0.494 99.73 98.72
  8.0 0.8 7.942 0.796 99.27 99.56
  10.0 1.0 9.931 0.982 99.31 98.2
X      99.44 98.83
± SD      ± 0.255 ± 0.686
% RSD      0.256 0.694
% Error      0.148 0.401
  1. Each result is the average of three separate determinations.