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Spectrophotometric determination of some theophylline derivatives
(Acta Pharmaceutica Jugoslavica, 1988)
A spectrophotometric method for the determination of 8-chlorotheophylline, diprophylline and oxyethyltheophylline, is presented. Spectrophotometric determinations were carried out in CH3OH, 0.5 mol dm-3 H2SO4 4.65 mol dm-3 ...