Research Article
Stress Degradation Assessment of Lamotrigine Using a Validated Stability-Indicating HPTLC Method
Table 2
Intra- and interday precisions and accuracy of the proposed HPTLC method for the determination of LAM.
| Frequency of analysis | Concentration taken (ng/spot) | Concentration found ± SD* (ng/spot) | RSD (%) | Er (%) |
| | 30 | 29.94 ± 0.27 | 0.91 | −0.21 | Intraday | 150 | 150.05 ± 1.03 | 0.68 | 0.03 | | 250 | 250.26 ± 0.59 | 0.24 | 0.11 |
| | 30 | 30.06 ± 0.15 | 0.50 | 0.19 | Interday | 150 | 149.55 ± 1.15 | 0.77 | −0.30 | | 250 | 250.32 ± 1.95 | 0.78 | 0.13 |
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Values are the mean of 5 experiments.
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