Use of TLC for the quantitative determination of acetylsalicylic acid, caffeine, and ethoxybenzamide in combined tablets

P Bocheńska, A Pyka

Index: Darias; Bravo; Abdallah; Sanchez Mateo; Exposito-Orta Archiv der Pharmazie, 1992 , vol. 325, # 2 p. 83 - 87

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Citation Number: 6

Abstract

... Finally, the mixture of n-hexane-acetone–glacial acetic acid in volume compositions 5 mL: 5 mL: 1 ... The main effects of seven factors were tested on two levels in eight experiments (Tables 1, 2 ... of the factors calculated from these results (y i ) are also presented in Tables 2 and 3 ...