Method: the plating and membrane-filter procedure were used to determinate the recovery rate of test organism by adding test organism into the samples. 方法:按平皿法和薄膜过滤法两种不同的试验方法,在样品中加入试验菌,测定试验菌的回收率。
Five methods have been reported to detect the Escherichia coli in compound Sulfamethoxazole Tablets, and the membrane-filter procedure and the dilution of sample solution are feasible, and the last one is more simple. 本文采用五种实验方法对复方磺胺甲(口恶)唑片中大肠杆菌的检验进行探讨,确认薄膜过滤法与供试液稀释法可行,而后者更简便。
Objective: The best washing condition of antibiotics which are checked by membrane-filter procedure in the Chinese Pharmacopoeia ( Edition 2000, Vol ⅱ) was searched. 目的:对中国药典2000年版(二部)的抗生素品种,进行薄膜过滤无菌检查法最佳冲洗条件的选择。