The characteristic ions and fragmentation patterns of shikimic acid were discussed by EIMS, ESIMS and MS/MS.
探讨该化合物的质谱特征离子与裂解途径，提供莽草酸的质谱学基础。
The presence of therapeutic drugs and their metabolites in the hair of psychiatric patients was investigated using GC/EIMS and GC/PCIMS.
运用GC/MS的电子电离和化学电离技术，考察了精神病患者头发中精神药物及其代谢物的存在状况；
The presence of therapeutic drugs and their metabolites in the hair of psychiatric patients was investigated using GC/EIMS and GC/PCIMS.
运用GC/MS的电子电离和化学电离技术，考察了精神病患者头发中精神药物及其代谢物的存在状况；
应用推荐