JoVE Journal

Chemistry

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Nanyang Technological University

بتر-توف-مس يقترن مع نظام أخذ العينات الآلي وتحليل البيانات مصممة خصيصا لدراسات الغذاء: رصد العمليات الحيوية والفحص وتحليل الأنف الفضاء

Proton Transfer Reaction Time of Flight Mass Spectrometry allows high-sensitivity, rapid and non-invasive analysis of volatile organic compounds. To demonstrate its potential, we give three examples: lactic acid fermentation of yogurt (on-line bioprocess monitoring), different apple genotypes (large-scale screening), and retronasal space after drinking coffee (nosespace analysis).

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Chapters in this video

0:05

Title

7:17

Conclusion

5:41

Results: Food Analysis Using PTR-ToF-MS with an Automated Sampling System

1:16

Sample Preparation and Autosampler Conditions

4:30

PTR-MS Instrument Optimization and Analysis

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