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Table 4 Comparison between the results of the estimation of DLX and TDL in their pharmaceutical preparations using the proposed and reported methods

From: Development and validation of derivative UV spectroscopic methods for simultaneous estimation of duloxetine and tadalafil in their binary mixtures: greenness-blueness evaluation

Parameter

Method I

Method II

Reported method

DLX

TDL

DLX

TDL

DLX

TDL

Mean % recoverya

99.53

100.09

100.31

99.76

100.42

101.32

SD

1.20

1.53

1.26

1.25

0.65

1.63

t-testb

1.46

1.23

0.17

1.70

  

F-valueb

3.41

1.13

3.76

1.70

  
  1. aMean of five measurements
  2. bTabulated value at 95% confidence limit, F = 6.388 and t = 2.306
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BMC Chemistry

ISSN: 2661-801X

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