Junxia WANG, Guangli YAN, Youyi WU, Feiyue QIAN. Experimental Design and Implementation of Direct Determination of Odorous Substances by Headspace Solid Phase Microextraction Combined with Gas Chromatography-Mass Spectrometry[J]. Experiment Science and Technology, 2025, 23(3): 72
- Experiment Science and Technology
- Vol. 23, Issue 3, 72 (2025)
Fig. 1. Schematic diagram of the headspace solid-phase micro-extraction（HP-SPME）combined with GC-MS technique
Fig. 2. Chromatogram of 9 odorous substances under the selective ion mode
Fig. 3. Peak areas of 9 odor substances at different extraction temperatures
Fig. 4. Peak areas of 9 odor substances at different extraction times
Fig. 5. Experiments and criteria of quality control and assurance experiments
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Table 1. Qualitative and quantitative parameters of individual compounds
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Table 2. Standard curve, correlation coefficient, detection limit, average recovery rate and relative standard deviation（RSD）of 9 of odor substance（n = 6）
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