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The Bios Defender 520H by Mesa Labs is a primary liquid-free gas flow calibration standard offering a high-flow measurement range of 0
diisocyanates
and vibratory alarms including a Man Down alarm for five-way notification
standardized mold and spore sampling
For sampling with 2 tubes at same time
P-TRAK 8525 by TSI - Ultrafine Particle Counter Plan:11 Day The Bios Defender 520H byThe P TRAK 8525 is a handheld ultrafine particle counter that detects particles in the 0. 021 m size range using an isopropyl alcohol condensation particle counting (CPC) method, capturing the ultrafine fraction that standard laser based counters cannot detect. It supports up to 1,000 hours of datalogging at 1 minute intervals with 470 individual storage points. Well suited for indoor air quality investigations, ultrafine particle source
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