## 3 Results
### Hs-SPME-GC-MS Analysis
\begin{table}
\begin{tabular}{c c c c c c c c c c} \hline \hline  & **NO** & **Compound** & **Retention Time** & **CASF** & **Formula** & **RI\({}_{\textbf{MED}}\)** & **RI** & **Raw Milk (log/L)** & 65\({}^{\circ}\)C (log/L) & **135\({}^{\circ}\)C (log/L)** \\ \hline Aldehydes & 1 & Hexanal & 8.386 & 66-25-1 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1005 & 1008 & \(13.57\pm 2.57\) & 22.28 \(\pm\) 5.34 & ND \\  & 2 & Octanal & 12.677 & 124-13-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1289 & 1272 & ND & 2.53 \(\pm\) 0.42 & ND \\  & 3 & Furfural & 15.205 & 98-01-1 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1439 & 1452 & ND & ND & 2.55 \(\pm\) 0.59 \\  & 4 & 3-Ethyl-hexanoldehyde & 18.318 & 342465-5 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1700 & \(0.89\pm 0.25\) & ND & ND \\  & 5 & 1-4 & 22.701 & 623-27-8 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 2119 & ND & 0.47 \(\pm\) 0.09 \\ \cline{2-10} Alcohols & 1 & 2-Butyl-1-octane & 4.719 & 3913-02-8 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1853 & ND & \(3.90\pm 0.89\) & ND \\  & 2 & 2-3 Dmethyl-1-butanol & 4.722 & 19950-30-2 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & & \(0.63\pm 0.12\) & ND & ND \\  & 3 & 2-Propyl-1-butanol & 6.221 & 10042-59-8 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 862 & \(5.54\pm 0.90\) & ND & ND \\  & 4 & 3-Methyl-3-butyl-1-1-01 & 12.103 & 763-236-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1236 & 1234 & \(2.21\pm 0.24\) & ND & ND \\  & 5 & 3-Tetrand & 12.191 & 71-41-01 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1258 & 1240 & ND & \(1.96\pm 0.24\) & ND \\  & 6 & 1-Octane-3-sol & 15.124 & 3491-86-4 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1458 & 1446 & \(2.39\pm 0.47\) & \(1.73\pm 0.24\) & ND \\  & 7 & 2-Ethyl-1-hexanol & 15.665 & 104-76-7 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1484 & 1487 & \(2.62\pm 0.62\) & \(4.59\pm 0.36\) & \(4.25\pm 1.05\) \\  & 8 & 2-Parammethanol & 17.694 & 98-00-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1664 & 1649 & ND & ND & 16.58 \(\pm\) 6.22 \\ Ketones & 1 & 2-HepHepure & 10.81 & 110-43-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1184 & 1152 & ND & ND & 13.75 \(\pm\) 1.79 \\  & 2 & 2-Nonnenenene & 14.277 & 821-55-6 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\)O & 1389 & 1383 & \(1.75\pm 0.28\) & \(2.45\pm 0.43\) & \(5.72\pm 0.75\) \\  & 3 & 2-Dudecanne & 17.025 & 112-21-9 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1599 & 1594 & ND & ND & 2.43 \(\pm\) 0.42 \\  & 4 & 2-Dudecanne & 17.062 & 675-49-1 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1597 & ND & \(0.47\pm 0.03\) & ND \\ Esters & 1 & Pentanoic acid ethyl ester & 20.915 & 539-82-2 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\)O & 1999 & ND & \(2.82\pm 0.70\) & \\  & 2 & 5-Cumchine & 21.141 & 68-70-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1956 & 1961 & ND & ND & \(0.95\pm 0.42\) \\  & 3 & Uncoanolactone & 23.369 & 710-04-3 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 2190 & ND & \(0.52\pm 0.07\) & \(0.94\pm 0.16\) \\ Acids & 1 & Butanoic acid & 17.309 & 107-92-6 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1637 & 1616 & \(4.49\pm 0.47\) & \(4.63\pm 0.62\) & \(10.57\pm 2.61\) \\  & 2 & 2-Amino-5 methylbenzoic acid & 18.811 & 2941-78-8 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1744 & ND & \(40.43\pm 9.89\) & ND \\  & 3 & Hexanoic acid & 19.79 & 142-62-1 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\) & 1851 & 1832 & \(5.49\pm 0.91\) & \(6.90\pm 1.09\) & \(6.65\pm 1.81\) \\  & 4 & 2-Ethyl-hexanol acid & 20.901 & 149-57-5 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 1962.5 & 1908 & \(1.05\pm 0.22\) & ND & ND \\  & 5 & Heptrapac acid & 20.908 & 111-14-8 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\) & 1960 & 1938 & ND & \(0.75\pm 0.21\) & \(1.91\pm 0.24\) \\  & 6 & Styrene & 21.988 & 124-07-2 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\) & 2050 & 2045 & \(8.63\pm 1.28\) & \(7.56\pm 1.56\) & \(8.88\pm 1.36\) \\  & 7 & Nomanoic acid & 23.011 & 120-50 & C\({}_{\textrm{eff}}\)H\({}_{2}\) & 2174 & 2151 & \(1.02\pm 0.25\) & \(0.63\pm 0.17\) & \(1.24\pm 0.31\) \\  & 8 & \(n\)-Deanco acid & 23.984 & 334-8-5 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\) & 2279 & 2257 & \(1.074\pm 1.65\) & \(6.69\pm 1.13\) & \(7.03\pm 2.33\) \\  & 9 & Benzicz acid & 25.419 & 65-85-0 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O & 2433 & 2421 & \(5.03\pm 0.68\) & \(2.25\pm 0.53\) & \(4.20\pm 1.13\) \\  & 10 & Dodecanoic acid & 25.817 & 143-07-7 & C\({}_{\textrm{eff}}\)H\({}_{2}\)O\({}_{2}\) & 2502 & 2469 & \(7.83\pm 1.38\) & \(4.42\pm 0.82\) & \(7.66\pm 2.75\) \\  & 11 & Tetradecanoic acid & 27.539 & 544