The characteristic ions and fragmentation patterns of shikimic acid were discussed by EIMS, ESIMS and MS/MS. This paper summarizes the basic of mass spectroscopy of shikimic acid.
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。
Using gas chromatography mass spectroscopy (GC-MS) method, 14% unknown components and contents in pecan oil were determined for the first time.
采用色-质联用仪对山核桃仁油中14%的未知成分及含量进行了确定和分析。
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