Validation of a UV Spectrometric Method for the Assay of Tolfenamic Acid in Organic Solvents

Figure 1

Variations in the absorption maxima of TA in organic solvents. (a) Acetonitrile, (b) methanol, (c) ethanol, (d) 1-propanol, (e) 1-butanol, (f) 1-hexanol, (g) benzyl alcohol, (h) 1-octanol, (i) dichloromethane, (j) ethyl acetate, (k) chloroform, (l) toluene, and (m) acetone.