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International Journal of Spectroscopy
Table of Contents
Special Issues
International Journal of Spectroscopy
/
2013
/
Article
/
Tab 1
/
Research Article
Spectrophotometric Simultaneous Determination of Salbutamol Sulfate and Ketotifen Fumarate in Combined Tablet Dosage Form by First-Order Derivative Spectroscopy Method
Table 1
Recovery data for the proposed method.
Drug
Conc. of sample taken (µg/mL)
Conc. of pure API spiked (µg/mL)
Total conc. (µg/mL)
Mean total conc. found (
) (µg/mL)
%Recovery mean (
)
%RSD
a
SAL
20
16
36
36.26
100.73
0.48
20
20
40
39.86
99.65
0.73
20
24
44
44.02
100.04
0.11
KTF
10
8
18
18.06
100.33
1.29
10
10
20
20.24
101.21
0.69
10
12
22
21.90
99.58
1.26
% relative standard deviation.