​​State of the art, international quality PM 2.5 sampler with mass flow controller and data logger to give you the most accurate PM 2.5 concentration in the ambient air.

​​This latest addition to our 550 series PM 2.5 samplers comes with an electronic flow control with in built compensation for changes in temperature and pressure of ambient air as well as dust filter.

​​State of the art, international quality PM 2.5 sampler with mass flow controller and data logger to give you the most accurate PM 2.5 concentration in the ambient air.

​Special compact PM 2.5 sampler designed for consultants and other users who need to move around to take dust samples in several places.