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International Journal of Analytical Chemistry
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International Journal of Analytical Chemistry
/
2009
/
Article
/
Tab 4
/
Research Article
Simultaneous Distillation Extraction of Some Volatile Flavor Components from Pu-erh Tea Samples—Comparison with Steam Distillation-Liquid/Liquid Extraction and Soxhlet Extraction
Table 4
Contents of volatile components in tea samples (
g
·
g
-1
).
Compound
Green tea
Black tea
Production date of Pu-erh tea
Pu-erh ripe tea
Pu-erh raw tea
2005
2006
2007
2008
2005
2006
2007
2008
Benzyl alcohol
80.7
16.8
0.132
0.229
0.329
0.263
1.15
0.634
0.587
1.34
Linalool oxide
488
13.9
3.25
4.47
5.70
3.75
4.02
4.33
5.10
4.07
Linalool
22.3
15.8
4.72
3.61
5.26
2.84
51.4
40.3
53.7
43.9
Phenethyl alcohol
54.6
14.9
0.377
0.819
0.829
0.832
1.34
0.811
0.975
1.26
α
-Terpineol
138
2.14
1.87
1.86
2.24
1.45
0.554
1.77
0.447
3.94
Geraniol
5.28
26.3
0.412
0.300
0.597
0.442
5.26
5.10
4.72
4.69
1,2,3-Trimethoxylbenzene
ND
ND
6.35
16.4
11.3
14.1
0.707
0.645
0.815
0.884
1,2,4-Trimethoxylbenzene
ND
ND
4.15
5.62
4.08
9.91
0.211
1.34
0.099
0.212
Nerolidol
4.62
2.18
0.223
0.193
0.071
0.043
0.385
0.512
0.175
0.312