Hn. Dogan, SIMULTANEOUS SPECTROPHOTOMETRIC DETERMINATION OF ACETAMINOPHEN AND CAFFEINE IN TABLETS BY ABSORBENCY RATIO TECHNIQUE, Il Farmaco, 51(2), 1996, pp. 145-146
A simultaneous spectrophotometric method is described for the direct q
uantitative analysis of acetaminophen and caffeine in commercial dosag
e forms. The assay results are compared with those of the first deriva
tive UV spectrophotometric method.