Investigation of the Dynamism of Nanosized SOA Particle Formation in Indoor Air by a Scanning Mobility Particle Sizer and Proton-Transfer-Reaction Mass Spectrometry.

Molecules · 2020 · PMC7248949 · PMID 32397186

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closest p

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a decreasing trendno p-value reported

For other monitored ions (109 m / z , 121 m / z , 139 m / z , 152 m / z , 155 m / z ), concentration increases were hardly observable; moreover, the concentration of nopinone fragment ion 121 m / z showed a decreasing trend throughout the measurement.

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