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The Model 3340 Laser Aerosol Spectrometer is discontinued.

This unit has been discontinued as of December 31, 1995.

PRE Challenge Wafers are an affordable solution for Particle Removal Efficiency (PRE) testing resulting in reliable cleaning system validation.

To measure rapidly-evolving aerosols (such as engine or 3D printer emissions), you need a particle sizer that can keep up. TSI has several fast particle sizer spectrometers that are designed for such situations.

Emergency responders face high noise risks; protective gear and check-ups are vital.

Cleanroom monitoring maintains manufacturing integrity by tracking pollutants.

Optimize indoor air quality with accurate, continuous monitoring of IAQ parameters.