## 3 Results and Discussion
### GC Analysis
#### 3.2.3 HS-SPME-GC-MS
\begin{table}
\begin{tabular}{c c c c c c c c c} \hline
**TR (min)** & **CAS N\({}^{*}\)** & **Compound** & _m/z_ & **SI** & **RSI** & **CM1** & **CM2** & **CM3** \\ \hline
5.72 & & Xylene structure & 91, 106 & 814 & 930 & X & X & X \\
5.94 & 140-88-5 & Ethyl acrylate & 55, 27, 99 & 700 & 818 & & X & \\
6.1 & 108-94-1 & Cyclohexanone & 55, 42, 98, 69 & 893 & 913 & X & & \\
6.3 & 111-71-7 & Heptanal & 43,70,55 & 811 & 876 & X & X & X \\
6.4 & 111-76-2 & 2-butoxyethanol & 57,45,87 & 856 & 878 & X & X & X \\
6.9 & 126-30-7 & Neopenethyl glycol & 56,73,31 & 839 & 881 & X & X & X \\
7.1 & 5131-66-8 & 1-butoxy-2-propanol & 45,57,87 & 823 & 878 & X & X & \\
7.6 & & Trimethylbenzene & 105,12 & & & & & \\
8.1 & Trimethylbenzene & 105,12 & 730 & 924 & X & X & X \\
8.2 & 124-13-0 & Octanal & 41,57,84 & 749 & 944 & X & X & X \\
8.5 & 584-03-2 & 1,2-butanediol & 59,43,73 & 785 & 810 & X & X & X \\
8.6-9.6 & 56-81-5 & Glycerol & 61,43,31 & 735 & 804 & X & X & X \\
8.63 & & Trimethylbenzene & 105, 120 & 767 & 848 & & & X \\
8.7 & 104-76-7 & 2-ethyl-1-hexanol & 574,170 & 764 & 877 & X & X & X \\
8.8 & 106-65-0 & Dimethyl succinate & 115, 55, 87 & 789 & 943 & & & X \\
8.84 & 100-51-6 & Benzyl alcohol & 79, 108 & 785 & 867 & & & X \\
9.4 & 98-86-2 & Acetophenone & 105, 77, 120 & 704 & 827 & & & \\
9.5 & 103-09-3 & 2-ethylhexyl acetate & 43,56,70 & 759 & 775 & & & \\
9.5 & 1111-87-5 & 1-octanol & 56, 70, 83 & 768 & 891 & X & & X \\
9.6 & 301-60-8 & 4-tert-butylphenyl glycolyl ether & 191, 135, 206 & 700 & 683 & & & X \\
9.8 & & Tetramethylbenzene & 119,91,134 & & & & & \\
9.86 & 112-07-2 & 2-butoxyethyl acetate & 43,57,87 & 794 & 859 & X & X & X \\
10.05 & 1120-21-4 & Undecane & 43,57,21,85 & 896 & 945 & X & X & \\
10.1 & 124-19-6 & Nonanal & 41,57,29,70 & 948 & 948 & X & X & X \\
488-23-3/527-53- & Tetramethylbenzene & 119,134 & 715 & 798 & X & X & X \\
10.6 & 1119-40-0 & Dimethyl glutamate & 59,100,129 & 862 & 900 & X & X & X \\
11.05 & 18829-56-6 & Trans-2-nonenal & 41, 55, 70 & 761 & 865 & X & X & \\
11.4 & 124-07-2 & Octanoic acid & 60, 73, 43 & 836 & 894 & X & X & X \\
11.55 & 112-34-5 & Diethylene glycol monobutyl ether & 45, 57, 29 & 717 & 917 & X & X & X \\
11.6 & 112-41-4 & 1-codecene & 43, 55, 69, 83,97 & 836 & 894 & & & X \\
11.7 & 112-40-3 & Dodecane & 43, 57, 71, 85 & 932 & 933 & X & X & X \\
11.8 & 112-31-2 & Decanal & 41, 57, 82, 95 & 948 & 951 & X & X & X \\
11.9 & 87-61-6/120-82-1 & Trichobenzene & 180, 145, 109, 74 & 878 & 901 & X & X & \\
12.07 & 122-99-6 & 2-phenoxyethanol & 94, 138, 77 & 911 & 912 & X & X & X \\
12.2 & 95-16-9 & Benzothiazzoe & 135, 108, 69 & 855 & 937 & X & X & X \\
12.4 & 627-93-0 & Dimethyl adipate & 59, 114, 143 & 811 & 895 & X & X & X \\
12.7 & 3913-81-3 & 2-decanal & 41, 55, 70, 83 & 778 & 903 & X & X & X \\
12.88 & 112-05-0 & Nonanoic acid & 55,41,73 & 739 & 847 & X & X & X \\
13.1 & 7473-98-5 & 2-hydroxy-2-methylpropiophenone & 57,77,105 & 739 & 837 & & & \\
13.3 & & Unknown (methyl-naphthalene structure) & 142, 115 & & & & & \\
13.3 & 629-50-5 & Tridecane & 43,57,71 & 901 & 935 & & & \\
13.4 & & Unknown (aldehyde structure) & 41, 57,68, 82 & 738 & 901 & X & & X \\
13.44 & & Unknown (benzaldehyde structure) & 147,119,91 & 898 & 913 & & & \\
13.8-13.9 & & Unknown (naphthalene structure) & 131,160,145 & & & & & \\
14.2 & 6846-50-0 & 2,2,4-trimethyl-1-3-pentediol disbutyrate & 714,35,683 & 814 & 840 & X & X & X \\
14.3 & 2463-77-6 & 2-undecanal & 70,57,41 & 760 & 806 & X & X & X \\
14.4 & 334-48-5 & Decanoic acid & 60,73,129,41 & 701 & 778 & X & X & X \\
14.8 & 629-59-4 & Tetradecane & 57,43,71,85 & 865 & 932 & X & X & X \\
14.95 & & Unknown (aldehyde structure) & 415,87,82 & 917 & 959 & X & X & X \\
15.2 & & Unknown (naphthalene structure) & 156,141 & & & & & & \\
15.87 & & Unknown (alcohol structure) & 55,41,69,83 & & & & & \\
4792-15-8 or & Penteathylene glycol or hexaethylene glycol & 45, 89 & 700 & 794 & & & \\
16.28 & 2615-15-8 & 2615-15-8 & 14-octadecenal & 82,57,41 & 715 & 742 & X & X & X \\
16.38 & 5654-89-3 & 14-octadecenal & 82,57,41 & 715 & 742 & X & X & X \\
16.45 & 96-76-4 & 2,4-di-tert-butylphenol & 191,206 & 884 & 906 & X & X & X \\
16.8 & & Unknown (alcohol structure) & 57,41,69,83 & & & & & \\
17.5 & & Unknown (ester of carboxylic acid) & 129, 111, 55,83 & & & & \\
17.5 & 84-66-2 & Diethyl phthalate & 149,177 & 935 & 949 & X & X & X \\
17.5 & & Unknown (alkane structure) & 57,71,43,85 & 807 & 895 & X & X & X \\
17.74 & 124-25-4 & Tetradecanal & 57,41,82 & 775 & 912 & X & X & X \\ \hline \end{tabular}
\end{table}