Exciting Advances in Sustainable Spectrophotometric Micro-Quantitation of an Innovative Painkiller "Tramadol and Celecoxib" Mixture in the Presence of Toxic Impurity, Promoting Greenness and Whiteness Studies.

No spectrophotometric methods have been published for the simultaneous analysis of TRM and CLX along with 4-MAP. As a result, the newly developed spectrophotometric approaches hold great relevance and originality in the field of pharmaceutical analysis.