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TSI started in 1961 in Minneapolis, Minnesota. In 1976, TSI built a 32,000 square foot facility in Shoreview, Minnesota, a suburb just north of the capital city, St. Paul.

Flowmeter, 30 lpm, Air, N2, 3/8 in, 1/4 in, 10mmISO 17025 AccreditedRange: 0 to ± 30 Std L/min Accuracy: 2% of reading Calibration: Air, N2* Includes Standard Accessory Kit*Nitrogen gas is a correction from the air calibration

The Microdust Pro is a rugged, hand-held, data logging instrument for the real-time measurement of airborne dusts and aerosols. The Microdust Pro can be used for spot checks and walk-through surveys with the advantage of seeing instantly when and where excessive dust levels...

The PortaCount™ Respirator Fit Tester 8040 is a quantitative respirator fit tester that supports respiratory protection programs throughout the entire fit test process; from training and mask selection, through compliance. *Tablet and laptop are not included with the...

If your application requires high concentrations of monodisperse spherical and uncharged particles, the Condensation Monodisperse Aerosol Generator* (CMAG) Model 3475 may be an excellent solution for you. This Sinclair-LaMer type generator uses a condensation-based method to...

Range: 0 to ± 300 Std L/min Accuracy: 1.7% of reading Calibration: Air, O2, N2* Includes Standard Accessory KitIdeal for CPAP testing for R&D applications*Nitrogen gas is a correction from the air calibration