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Table 4 Validation of the proposed method for determination of MTP and FDP raw materials using SSF mode

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

Concentration added (μg/ml) % Found % RSD % Error
MTP    
Repeatability    
5.0 99.96 ± 1.73 1.73 1.00
8.0 100.09 ± 1.75 1.75 1.01
10.0 100.02 ± 0.22 0.22 0.13
Intermediate precision    
5.0 99.66 ± 1.64 1.65 0.95
8.0 100.09 ± 1.00 1.00 0.58
10.0 100.05 ± 0.68 0.68 0.39
FDP    
Repeatability    
0.5 100.10 ± 1.57 1.57 0.90
0.8 100.07 ± 1.52 1.51 0.87
1.0 100.23 ± 1.45 1.45 0.83
Intermediate precision    
0.5 99.79 ± 1.31 1.31 0.76
0.8 100.36 ± 0.91 0.90 0.52
1.0 100.06 ± 1.62 1.62 0.93
  1. Each result is the average of three separate determinations.