To study the differences in aroma composition of wines from different grape varieties from Jiaodong Peninsula of Shandong,headspace sol-id-phase microextraction-gas chromatography-mass spectrometry(HS-SPME-GC-MS)was used to detect the aroma components and contents of Ries-ling,Chardonnay,Petit Manseng,Marselan and Petit Verdot wines produced in Jiaodong Peninsula.The results showed that Petit Verdot had the high-est total amount of aroma components,while Chardonnay had the lowest;Petit Manseng had the highest content of esters,while Marselan had the low-est;Petit Verdot had the highest content of higher alcohols,while Riesling had the lowest;Riesling had the highest content of fatty acids,while Petit Verdot had the lowest;Marselan had the highest content of terpenes,while Chardonnay had the lowest;Riesling had the highest content of aldehydes and ketones,while Petit Verdot had the lowest.The differences in total amount and contents of aroma components of wines from different grape variet-ies result in the differences in their aroma.
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