Isotope labelled Aniline (A662475), which is used in the manufacture of dyes, medicinals, resins, varnishes, perfumes, as a vulcanizing rubber or even as a solvent (1,2). Hazardous and noxious substance which affects the early life stages of marine animals (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.