What question did this study set out to answer?

This research aims to determine the calibration factors for SidePak and PurpleAir monitors to measure tobacco and marijuana aerosols accurately.

May 6, 2026

Calibration Factors of SidePak AM520 and PurpleAir Monitors for Tobacco and Marijuana Aerosols

Key Points

This research aims to determine the calibration factors for SidePak and PurpleAir monitors to measure tobacco and marijuana aerosols accurately.
Conducted 24 experiments in a residential setting
Measured gravimetric and optical PM2.5 ratios
Analyzed the performance of SidePak AM520 and PurpleAir monitors
Established specific calibration factors for both monitors
Demonstrated that both monitors can accurately measure tobacco and marijuana aerosols
Identified significant differences in calibration factors between the two devices

Abstract

We conducted 24 experiments inside a residential room to determine the "calibration factors" - the ratios of gravimetric to optical PM2.5 - for SidePak and PurpleAir monitors to accurately measure...

Calibration Factors of SidePak AM520 and PurpleAir Monitors for Tobacco and Marijuana Aerosols

Key Points

Abstract

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