% RSD of peak area
S. No
Parameters
Chromatographic conditions
Tranexamic acid
Mefenamic acid
1
Altered flow rate
0.9 mLmin
-1
6.6
5.8
2
1.0 mLmin
-1
1.2
0.9
3
1.1 mLmin
-1
0.7
0.5
4
Altered pH
pH 3.4
2.3
1.9
5
pH 3.5
1.2
0.9
6
pH 3.6
1.3
3.1
Table 5:
Robustness study of Tranexamic acid and Mefenamic acid.
