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目的 :建立复方利福平片中异烟肼和吡嗪酰胺的含量测定方法。方法 :毛细管气相色谱法 ,以乙酰苯胺为内标 ,色谱柱为弹性石英毛细管柱 2 5ｍ× 0 .32ｍｍ× 0 .5 2μｍ(ＤＢ 1) ;柱温 170℃ ;气化室温度 2 5 0℃ ;检测器温度2 5 0℃ ;载气为高纯氮。结果 :异烟肼和吡嗪酰胺的线
Objective: To establish a method for the determination of isoniazid and pyrazinamide in compound rifampin tablets. Methods: The capillary column was used with aniline as internal standard. The chromatographic column was 25 5 × 0.32 mm × 0. 5 2 μm (DB 1). The column temperature was 170 ℃. The gasification chamber temperature was 250 ℃ ; Detector temperature 250 ℃; carrier gas is high purity nitrogen. Results: Isoniazid and pyrazinamide lines