Aroma Composition Analysis of Tieguanyin Using GC-MS
SPME technology was used to extract aroma components of four typical Tieguanyin samples and one Guizhou Tie Guanyin sample and CC-MS was used to analyze them.The results showed that there are 165 kinds of aroma compounds in all five Tie Guanyin samples, among which the No.1 samples had 48 kinds, No.2 samples had 84 kinds, No.3 samples had 80 kinds, No.4 samples had 64 kinds and No.5 samples had 67 kinds.No.1 and No.2 samples mainly contained alcohol compounds.No.3, No.4 and No.5 samples mainly contained ester compounds.There were high content of trans orange flower tertiary alcohol and indole in all samples.
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