## 3 Results and Discussion
### Quantification of the Odor-Active Compounds with FD Factors \(\geq\)32 or 50
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1 & methanethiol & - & 10 & - & 50 & - & 10 & - & 50 & - & 50 & - & 5 \\
2 & ethyl acetate & - & - & - & - & - & - & - & - & - & - & 128 & 1 \\
3 & 2(3)-methylbutanan & 64 & 10 & 32 & 1 & 64 & 5 & 64 & 100 & 32 & 25 & 256 & 10 \\
4 & ethanol & - & 25 & - & - & - & 25 & - & - & - & 25 & - & 5 \\
5 & ethyl propanoate & - & - & - & - & - & - & - & - & 1 & - & 5 & - & - \\
6 & ethyl 2-methylpropanoate & 2 & 100 & - & 1 & - & 10 & - & 10 & - & 25 & - & 10 \\
7 & 2,3-butanedome & 64 & 5 & 16 & 50 & 32 & 1 & 16 & 25 & 32 & 10 & 32 & 5 \\
8 & ethyl butanoate & - & 200 & - & 5 & 16 & 50 & 32 & - & 32 & 1 & 4 & 1 \\
9 & 2,3-proteinaceous & - & - & - & - & 16 & - & - & 1 & - & 5 & 4 & - \\
10 & ethyl 2-methylbutanoate & 256 & 100 & - & 25 & 128 & 50 & - & 10 & - & 50 & - & 50 \\
11 & ethyl 3-methylbutanoate & 512 & - & 8 & - & 128 & - & 16 & 10 & 8 & 50 & 32 & 50 \\
12 & hexanal & - & - & - & - & - & - & - & 5 & - & 5 & - & 1 \\
13 & 3-methylbutanol & 32 & 1 & 4 & 5 & 2 & 5 & 1 & - & 32 & 5 & 32 & 5 \\
14 & octanad & 32 & 1 & 32 & 10 & 32 & 10 & 4 & 1 & 4 & 10 & 64 & - \\
15 & 1-octen-3-one & 32 & 25 & 8 & 100 & 32 & 25 & 512 & 10 & 32 & 25 & 512 & 5 \\
16 & 2,5-dimethylpyrazine & - & - & - & - & - & - & 1 & 10 & 4 & 5 & 4 & 10 \\
17 & 2,6-dimethylpyrazine & 1 & - & 1 & - & 2 & - & - & - & 16 & - & 2 & 5 \\
18 & 2-ethylpyrazine & - & 5 & 128 & 10 & 256 & 10 & 32 & 1 & 256 & 25 & 256 & 1 \\
19 & dimethyl trisulfide & 64 & 400 & 64 & 50 & 64 & 50 & 256 & 200 & 64 & 50 & 1024 & 10 \\
20 & 2,4-ethyl-5-ethylpyrazine & - & - & 4 & - & - & - & - & - & - & - & - \\
21 & nonanal & - & - & - & - & 10 & 1 & - & - & 2 & - & - & - \\ \hline
22 & 2,3,5-triminelypyrazine & 64 & 5 & 64 & 100 & 128 & 10 & 32 & 1 & 32 & - & 32 & 1 \\
23 & acetic acid & 8 & 5 & 2 & 5 & 4 & 25 & 2 & - & 4 & 25 & 8 & 10 \\
24 & methional & 4096 & 800 & 512 & 800 & 256 & 800 & 4096 & 800 & 4096 & 800 & 4096 & 800 \\
25 & 2-ethyl-3,5-dimethylpyrazine & 1024 & 100 & 512 & 600 & 1024 & 400 & 256 & 100 & 256 & 200 & 512 & 1 \\
26 & 2,3-diethyl-5-methylpyrazine & - & 100 & 256 & - & - & 200 & - & - & - & - & - \\
27 & 3-methyl-2-Isobutylpyrazine & - & - & - & 5 & - & - & - & - & - & - & - \\
28 & ethyl 2-hydroxy- & 2048 & 400 & 16 & 50 & 32 & 5 & - & - & - & - & - \\
29 & propionic acid & 2 & - & - & - & - & - & - & - & - & - & - \\
30 & linalool & - & - & - & - & - & - & 1 & 5 & 4 & 1 & - & 1 \\
31 & 2-methylpropionic acid & 4 & - & 2 & - & 8 & - & - & - & - & - & - \\
32 & (Z,Z)-2-reonmental & 2 & 1 & 1 & 1 & 2 & 1 & 1 & 10 & 2 & 10 & 16 & - \\
33 & ethyl 3-acetylpropionate & 8 & - & - & - & - & - & - & - & - & - & - \\
34 & 2-acetylpyrazine & 32 & 800 & 256 & 50 & 32 & 800 & 32 & 100 & 32 & 50 & 8 & 200 \\
35 & butanoic acid & 16 & - & 16 & - & 512 & - & 16 & - & 4 & - & 16 & - \\
36 & benzeneacetaldehyde & 1024 & 10 & 256 & 25 & 512 & 50 & 256 & 200 & 512 & 200 & 1024 & 200 \\
37 & 3-methylbutanoic acid & 4096 & 25 & 4096 & 200 & 4096 & 400 & 4096 & 100 & 4096 & 100 & 4096 & 10 \\
38 & 2- Harmonethanol & 64 & 50 & 4 & 100 & 64 & 400 & 4 & 400 & 4 & 100 & 8 & 400 \\
39 & methethanol & 512 & 25 & 128 & 10 & 256 & 10 & 64 & 200 & 128 & 1 & 1024 & 10 \\
40 & pentanoic acid & - & 16 & - & - & - & - & - & 4 & - & - \\
41 & ethyl phenylacetate & - & 10 & - & - & - & - & - & - & 1 & - & 1 \\
42 & 3-methylpentanoic acid & 32 & 1 & 256 & 5 & 8 & 5 & 8 & 1 & 8 & 10 & 8 & 1 \\ \hline
43 & 4-methylpentanoic acid & 32 & 5 & 8 & 5 & - & - & 8 & 1 & 4 & - & 4 GSS [10].