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Table 2 Data of the TRT Stability Study

From: Development and validation of derivative UV spectroscopic method for simultaneous estimation of nicotinamide and tretinoin in their binary mixtures and pharmaceutical preparations

TRT concentrations (µg/mL)

Percentage%

t0 = 0 h

t1 = 24 h

t2 = 48 h

t3 = 72 h

0.75

100.00

99.91

101.44

103.05

1.50

100.00

99.60

101.19

102.20

2.25

100.00

99.82

100.85

102.33

In the accepted range 98–102%

 

Yes

Yes

No