Impactor kit - Assembly that helps determines partical size at the inlet of the monitor. The aerosol monitor is fitted with a 2.5 μm impactor in order to measure the concentration of particulate matter with a mass median aerodynamic diameter less than 2.5 μm, or PM2.5.

TSI SidePak and Screw Driver - Get to know the SidePak aerosol monitor. This course will help. The Screwdriver is to help open the battery compartment. You probably will not need to use it. It can also come in handy when cleaning and greasing the impactor.

Zero Filter - Use the Zero filter to "zero" or calabrate your monitor before taking measurements.