“ECOFRIENDLY SPECTROPHOTOMETRIC ESTIMATION OF DICLOFENAC SODIUM IN TABLETS USING N, N-DIMETHYL UREA AS A HYDROTROPIC SOLUBILIZING AGENT”, Int. Res. J. Pharm., vol. 1, no. 12, pp. 132–135, Dec. 2010, Accessed: Aug. 24, 2026. [Online]. Available: https://irjponline.org/index.php/irjp/article/view/2178