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Thursday, September 15, 2022
Thursday, September 15, 2022
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Saturday, September 17, 2022
Tuesday, September 13, 2022
Saturday, September 17, 2022
Thursday, September 15, 2022
问题:一般品种留样考察数量应不少于1次全检量的()倍。...
Thursday, September 15, 2022
问题:地西泮中有关物质的检查,检查方法为:取本品,加丙酮制成每1ml合...
Saturday, September 17, 2022
问题:巴比妥类药物与重金属离子的反应是由于结构中含有丙二酰脲基团。...
Tuesday, September 12, 2023
问题:药物的干燥失重测定法中的热重分析是()。A、TGA表示B、DTA表示C、DSC表示D、TLC表示E、以上均不对...
Wednesday, November 16, 2022
问题:固体制剂提取分离时采用的方法为()A、萃取法B、冷浸法C、回流D、水蒸气蒸馏法E、超临界流体萃取法...
Monday, May 1, 2023
问题:四环素差向异构化是由于A环上手性碳原子C<sub>4</sub>...
Thursday, September 15, 2022
Saturday, September 17, 2022
问题:中国药典正文中所收载药品或制剂的质量标准的内容包括()。A、类别B、性状C、检查D、鉴别E、含量测定...
Tuesday, September 12, 2023
问题:硅钨酸重量法测定维生素B1的原理及操作要点是()...
Tuesday, September 13, 2022