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Available in the US and Canada. The PortaCount™ Respirator Fit Tester Model 8040-T Kit provides a consistent and objective quantitative respirator fit testing experience. The 8040-T Kit is bundled for your convenience. In addition to the 8040 Respirator Fit Tester, the Kit...

Extremely low false-count rate provides accurate 10 nm measurements at low particle concentrations to confidently monitor mini-environments and process gases—keeping manufactured products safe from nanoparticle contamination.

Accessory for certain Alnor, AccuBalance, and Airflow Instruments products.

Ultrafine particles are omnipresent in our atmosphere, and their number concentration can be very strongly influenced by weather and local particle sources, such as traffic. The Model 3783 Environmental Particle Counter was developed especially for near-freeway monitoring, i.e...

MSP, a Division of TSI®, has been recognized for excellence in workplace safety and health.

Flow Rate 1 CFM (28.3 L/min) ±5% accuracy / Particle Size Range 0.100 to 10.0 µm