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Table 3 Concentrations of volatile compound in jujube extract obtained by the S3DE method and the SDE method

From: Steam distillation/drop-by-drop extraction with gas chromatography–mass spectrometry for fast determination of volatile components in jujube (Ziziphus jujuba Mill.) extract

Name Concentration (μg/g)
S3DE method SDE method
Value Repeatability (RSD, %) Value Repeatability (RSD, %)
3-Methyl-1-Butanol 32.70 4.72 28.92 5.11
1-Hexanol 0.98 6.18 0.68 3.07
Ethyl caprate 2.01 5.11 1.67 2.25
Menthol 2.27 5.79 1.91 4.96
Ethyl phenylacetate 2.38 6.13 2.08 5.17
Ethyl laurate 16.3 4.83 16.3 4.13
Ethyl 3-phenylpropionate 0.98 5.91 0.81 2.39
Phenylethyl alcohol 5.10 4.25 4.59 4.23
Heptanoic acid 2.31 10.35 2.36 6.41
Ethyl myristate 9.99 4.81 10.37 3.17
Octanoic acid 3.86 6.87 3.66 5.68
Ethyl hexadecanoate 21.40 4.64 19.09 4.19
Decanoic acid 15.87 5.54 16.96 5.73
Dodecanoic acid 109.62 4.17 113.52 4.36
Ethyl oleate 4.64 6.24 5.77 5.27
Ethyl linoleate 2.35 6.31 1.75 6.48