ANSARI, TARIQ MAHMOOD, ASAD RAZA, SHAHIDA BAGUM NIAZI, & SYED IFTIKHAR HUSSAIN BUKHARI. "A Simple Spectrophotometric Determination of Diclofenac Sodium in Commercial Dosage Forms using 2,3-Dichloro-5, 6-Dicyano-1,4-Benzoquinone (DDQ)." Pakistan Journal of Analytical & Environmental Chemistry [Online], 6.1 (2005): 5. Web. 20 Feb. 2020