Research Article
Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
Table 2
Performance data for spectrophotometric determination of amitriptyline.
| S. No. | Method | (nm) | Working range (g mL−1) | R.S.D. (%) | Correlation coefficient |
| (1) | Extraction-spectrophotometric ammonium reineckate method (official method) | 523 | 0.1–6.0 | 0.8 | 0.994 | (2) | Proposed spectrophotometric Fe(III)-SCN− method | 460 | 1.0–12.0 | 1.70 | 0.998 |
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