6．砷盐检查法中，制备砷斑所采用的滤纸是(      )

A．氯化汞试纸                                                B.溴化汞试纸

C.碘化汞试纸                                                  D.溴化铅试纸

7．分析中药制剂中的生物碱成分时，常用于纯化样品的担体是(      )

A.中性氧化铝                                                  B.凝胶

C.硅藻土                                                         D.聚酰胺

8．用C18柱进行生物碱HPLC测定时，为克服游离硅醇基影响可采用(      )

A.调整流速                                                      B.改变流动相极性

C.调整检测波长                                               D.流动相中加入掩蔽性试剂

9.可从水提液中提取皂苷的溶剂是(      )

A.氯仿                                                             B.苯

C.甲醇                                                             D.正丁醇

10．在牙痛一粒丸的定性鉴别中：取本品研细，加盐酸湿润后，在光洁的铜片上摩擦，铜片表面即显银白色光泽，加热烘烤后，银白色消失，为鉴别方中哪味药材的反应？(      )

A.蟾蜍                                                             B.朱砂

C.雄黄                                                             D.牛黄

11.合剂与口服液最常用的净化方法为(      )

A.液-固萃取                                                     B.液-液萃取

C.蒸馏法                                                         D.沉淀法

12．雄黄的主要成分为(      )

A.As2S2                                                            B.As2S3

C.As2O3                                                           D.Na3AsO3

13．中药制剂分析中最常用的分析方法是(      )

A.光谱分析法                                                  B.滴定分析法

C.重量分析法                                                  D.色谱分析法

14．取样的原则是(      )

A.具有一定的数量                                           B.在有效期内取样

C.均匀合理                                                      D.不能被污染

15．在中药制剂的理化鉴别中，最常用的方法为(      )

A.UV-Vis法                                                      B.TLC法

C.HPLC法                                                       D.GC法