# Flavor Differences of Edible Parts of Grass Carp between Jingpo Lake and Commercial Market
## 3 Results and Discussion
### Volatile Compounds
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline \multicolumn{1}{c}{**No**} & \multicolumn{2}{c}{**Volatile Compounds**} & \multicolumn{6}{c}{**Content (ug kg\({}^{-1}\))**} \\ \cline{3-8} \multicolumn{1}{c}{} & **JA** & **CA** & **JB** & **CB** & **JT** & **CT** \\ \hline Alcohols & & & & & & & \\
1 & 1-Octanol & – & – & \(1.87\pm 0.12\) a & \(1.20\pm 0.02\) b & – & – \\
2 & 1,3,5-Benzetriol & \(1.05\pm 0.03\) a & – & \(0.87\pm 0.01\) a & – & – & – \\
3 & 11-Bromo-1- & & – & \(1.78\pm 0.01\) a & – & – & – \\
3 & undecanol & – & – & \(1.78\pm 0.01\) a & – & – & – \\
4 & Palamidrol & – & – & \(2.66\pm 0.23\) a & – & – & – \\
5 & Sorbitol & – & – & \(1.49\pm 0.01\) a & – & – & – \\
6 & 1-Tetradecanol & – & – & \(2.64\pm 0.21\) b & – & \(4.99\pm 0.13\) a & – \\
7 & Hexaethylene glycol & – & – & \(2.26\pm 0.19\) a & – & – & – \\
8 & Isoamyl alcohol & – & – & \(1.06\pm 0.01\) a & – & – & – \\  & 2,5,8,11,14- & & & & & & \\
9 & Pentacohexadecan- & – & – & \(1.38\pm 0.08\) a & – & – & – \\  & 16-ol & Glycerol, 3 TBDMS & & & & & \\
10 & Glycerol, 3 TBDMS & & & & & & \\  & derivative & – & – & \(1.52\pm 0.12\) a & – & – & – \\  & 3,4- & & & & & & \\
11 & Dihydroyphenylglycol, & – & – & \(1.53\pm 0.18\) a & – & – & – \\  & 4 TMS derivative & & & & & & \\
12 & Tetradenylene glycol & – & – & \(1.50\pm 0.10\) a & – & – & – \\  & 2-12-[2-[2-[2-[2-(2-(2-) & & & \\
13 & Hydroxyethoxy]ethoxy] & & & & & & \\ ethoxy[ethoxy]ethoxyethanol & & & & & & \\
14 & 4-Octanol, & & & & & & \\  & 4,7-dimethyl- & & – & \(2.64\pm 0.20\) a & – & – & – \\  & 1,5-Anhydro-2-O- & & & & & & \\
15 & acetyl-3,4,6-tri-O- & & & & & & \\  & methyl-D-glucitol & & & & & & \\  & (R)-2,4-Dihydroxy-N- & & & & & & \\
16 & 3-hydroxypropyl- & & & & & & \\  & dimethylbutyramide & & & & & & \\
17 & 1-nonanol & \(0.81\pm 0.02\) b & \(1.45\pm 0.02\) a & – & \(1.39\pm 0.02\) a & – & – \\
18 & 1-Hexanol & \(19.88\pm 0.69\) a & \(21.11\pm 0.87\) a & \(20.71\pm 0.59\) a & \(22.93\pm 0.54\) a & \(17.59\pm 0.60\) b & \(17.64\pm 0.61\) b \\
19 & 4-MethylDimantol & – & – & – & – \(2.68\pm 0.02\) a & – \\  & 1-Butanol,3-(1- & & & & & \\
20 & ethoxyethoxy)-4,4,4- trifluoro- & & & – & – & \(2.34\pm 0.01\) a & – \\
21 & Triethylene glycol & & & & & \\  & monododecyI ether & – & – & \(1.45\pm 0.02\) b & \(2.68\pm 0.02\) a & – \\  & Glycerol, & & & & & \\  & 1,2-di(TMS)- & & – & – & \(4.00\pm 0.03\) a & – & – \\
23 & 3-Methyl-5-methoxy- & & & & & \\  & 1-pentanol & & – & – & \(1.34\pm 0.01\) a & – & – \\
24 & 3-Methoxy-hexane- & & – & – & \(1.27\pm 0.02\) a & – & – \\  & 1,6-diol & & & & & \\  & 3,7,11,15- & & & & & \\
25 & Tetramethyl-2- & & \(5.62\pm 0.26\) b & \(6.17\pm 0.04\) a & – & – & – \\  & hexadecen-1-ol & & & & & \\
26 & 1,2,4- & & \(1.32\pm 0.02\) a & – & – & – \\  & Cyclopentamerictiol & – & – & – & – & \(0.44\pm 0.01\) a \\
27 & 2-Octydlecanol & – & – & – & – & \(23.67\pm 0.18\) a \\
28 & Nonaethylene glycol & – & – & – & – & \(2.95\pm 0.12\) a & – \\
29 & Fucoxanthin & – & – & – & \(2.95\pm 0.12\) a & – \\ Total alcohols & & & \(21.74\pm 0.74\) d & \(29.50\pm 1.17\) e & \(52.47\pm 2.14\) a & \(33.58\pm 0.66\) c & \(33.23\pm 0.90\) c & \(41.75\pm 0.80\) b \\ Aldehydes & & & & & & \\
30 & 2,5- & & & & & \\  & Dihydroxybenzaldehyde & & & & & \\
31 & 1-nonanal & \(3.52\pm 0.10\) a & \(1.07\pm 0.03\) d & \(3.59\pm 0.03\) a & \(1.13\pm 0.01\) d & \(3.06\pm 0.11\) b & \(2.58\pm 0.05\) c \\
32 & 3-Methylbutanal & \(6.97\pm 0.05\) a & \(4.16\pm 0.24\) d & \(5.81\pm 0.34\) c & \(3.91\pm 0.32\) e & \(6.42\pm 0.56\) b & \(3.93\pm 0.16\) e \\
33 & Hexanal & – & – & – & – & \(2.37\pm 0.02\) a & – \\
34 & Vanillin & \(4.38\pm 0.10\) a & – & \(3.43\pm 0.12\) b & – & – & – \\  & 3-Hydroxy-4- & & & & & \(2.72\pm 0.05\) b & \(4.25\pm 0.16\) a & – \\  & methoxybenzaldehyde & – & – & – & & & \\ \hline \hline \end{tabular}
\end{table} 
Table 2: Contents (\(\mu\)g/kg) of volatile compounds in different parts of JFGC and CGC.