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Chromatography Research International
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Special Issues
Chromatography Research International
/
2014
/
Article
/
Tab 1
/
Research Article
Stability Indicating Liquid Chromatographic Method for Estimation of Trihexyphenidyl Hydrochloride and Risperidone in Tablet Formulation: Development and Validation Consideration
Table 1
Summary of HPLC method development and validation.
Parameters
Data obtained
RSP
THP
Theoretical plate
Retention time (min)
Correlation coefficient
Linearity (
)
50–175 (
g/mL)
50–175 (
g/mL)
Precision (% RSD)
Intraday
0.047
0.368
Interday
0.273
0.561
Repeatability (
)
0.181
0.656
Accuracy (% recovery)
99.42–100.26%
99.06–100.42%
LOD
0.40 (
g/mL)
1.24 (
g/mL)
LOQ
1.29 (
g/mL)
3.92 (
g/mL)