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A big thanks to TSI's Greg Olson for moving fast to get masks into the hands of people who need them.

TSI was among the first companies to be accepted to the list of South Coast AQMD pre-approved monitors for Rule 1466, and offers the most options accepted among any manufacturer.

Leveraging the power of IoT devices, we can enhance early detection, improve emergency response, and protect community during wildfire events.

TSI particle counters and particle sizers have been widely used in ACTRIS-affiliated monitoring stations to measure ultrafine particles for years.

TSI supports our customers around the world with support, product service and calibration. If you own a TSI instrument, we hope you will take advantage of the benefits available to you.

Range: 0 to ± 30 Std L/min Accuracy: 2% of reading Calibration: Air, O2, N2O Includes Standard Accessory Kit