Journals
Publish with us
Publishing partnerships
About us
Blog
Journal of Chemistry
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Journal of Chemistry
/
2017
/
Article
/
Tab 8
/
Research Article
A Simple and Improved HPLC-PDA Method for Simultaneous Estimation of Fexofenadine and Pseudoephedrine in Extended Release Tablets by Response Surface Methodology
Table 8
System suitability study.
Parameter
PSU
FEX
Limit [
14
–
16
]
% RSD of
0.592
0.484
% RSD ≤ 2%
% RSD of
0.192
0.211
% RSD ≤ 2%
Tailing factor (
)
1.626
1.150
USP
≤ 2.0
Resolution (
)
—
10.94
≥ 2.0
0.018
μ
g/mL
0.013
μ
g/mL
= 3 : 1
0.055
μ
g/mL
0.041
μ
g/mL
= 10 : 1
.
on visual detection.