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The QUESTemp° 32/34/36 Area Heat Stress Monitors are designed to quickly and accurately evaluate potential heat stress environments.

The Particle Generator Model 8026 is a unique instrument that supplements the ambient particle count, allowing the PortaCount Pro+ Respirator Fit Tester to be operated in areas where the normal particle count is not sufficient.

OEM Mass Flow Sensor that can be calibrated for O2 with accuracy of ±2% of reading ±0.05 L/min @ 21 °C.

The DustTrak™ II 8530 EP Aerosol Monitor is ideal for continuous monitoring of construction sites and fugitive emissions at environmental sites. It monitors aerosols such as dust, smoke, fumes and mists.Looking for quick reporting and easier data management?The new TSI Link...

Range: 0 to ± 300 Std L/min Accuracy: 2% of reading Calibration: Air, N2* Includes Standard Accessory KitIdeal for CPAP testing for manufacturing/production and CPAP calibration applications*Nitrogen gas is a correction from the air calibrationISO 17025 Accredited Version

The Primary Calibrator 4046 has a range of 2.5 to 300 liters per minute (L/min).

Measure particle size from 5.6 to 560 nm at 10 Hz to visualize the dynamic behavior of particle emissions. Transient test cycles, the first few seconds of a cold start, and regeneration of a particle trap or diesel particulate filter (DPF): all of these require a particle...

The CEL-633B Series Sound Level Meter is designed for extensive workplace noise measurements and environmental surveys.  It features octave band analysis.  The CEL-633C is designed to make occupational and environmental noise measurements quickly and easily and is also ISO9612...

Range: 0-300 L/min. Calibration: Air, O2, N2. Connections: 3/4 inch tube.ISO 17025 Accredited Version

ISO 17025 Accredited Range: 0-300 L/min. Calibration: Air, O2, N2 Connection: 22 mm ISO