Articles | Volume 17, issue 2
https://doi.org/10.5194/amt-17-801-2024
https://doi.org/10.5194/amt-17-801-2024
Research article
 | 
31 Jan 2024
Research article |  | 31 Jan 2024

Identifying and correcting interferences to PTR-ToF-MS measurements of isoprene and other urban volatile organic compounds

Matthew M. Coggon, Chelsea E. Stockwell, Megan S. Claflin, Eva Y. Pfannerstill, Lu Xu, Jessica B. Gilman, Julia Marcantonio, Cong Cao, Kelvin Bates, Georgios I. Gkatzelis, Aaron Lamplugh, Erin F. Katz, Caleb Arata, Eric C. Apel, Rebecca S. Hornbrook, Felix Piel, Francesca Majluf, Donald R. Blake, Armin Wisthaler, Manjula Canagaratna, Brian M. Lerner, Allen H. Goldstein, John E. Mak, and Carsten Warneke

Data sets

Fire Influence on Regional to Global Environments and Air Quality NASA Atmospheric Science Data Center https://doi.org/10.5067/SUBORBITAL/FIREXAQ2019/DATA001

Long Island Sound Tropospheric Ozone Study NASA Atmospheric Science Data Center https://doi.org/10.5067/Suborbital/LISTOS/Ground_Other_Data_1

Michigan-Ontario Ozone Source Experiment NASA Atmospheric Science Data Center https://doi.org/10.5067/ASDC/SUBORBITAL/MOOSE/DATA001

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Short summary
Mass spectrometry is a tool commonly used to measure air pollutants. This study evaluates measurement artifacts produced in the proton-transfer-reaction mass spectrometer. We provide methods to correct these biases and better measure compounds that degrade air quality.