Volatile Organic Compounds (VOCs) in Food Packaging: Nutritional Values & Health Concerns

Volatile Organic Compounds (VOCs) in Food Packaging Food packaging plays a crucial role in preserving food quality, extending shelf life, and preventing contamination. However, certain types of packaging materials can…

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Chemical and Physical Parameters of analyte in the Selection of CI-MS Reagent Ions

Chemical and Physical Parameters of the analyte The molecular properties of a neutral molecule are important in proton transfer reaction mass spectrometry (PTR-MS) because they affect the probability of the…

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Ideal Collision Model to Calculate Rate Coefficients Under PTR-MS Conditions

Energetics: PTR-MS Drift-tube Conditions A commonly used ionization procedure in a classic PTR-MS instrument incorporates proton-transfer reactions, usually taking H3O+ as a proton donor. One of the biggest benefit of…

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Rate Coefficients in Ion-Molecule Collision Reactions

Ion-molecule Collision Reactions in Gas-Phase In mass spectrometry, ion-molecule reactions refer to the chemical reactions that take place between charged ions and neutral molecules within the gas phase of the…

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