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Uses a first-principles technique to directly measure mass-based size distributions in real time. The real-time Quartz Crystal Microbalance (QCM) MOUDI™ Impactor combines two technologies – quartz crystal microbalance, and cascade impaction – to provide mass-based size...

A handheld, full-featured system capable of testing virtually all models of ventilators: adult, pediatric, anesthesia, neonatal and high-frequency. It can also test a variety of other medical equipment such as anesthesia gas delivery machines, air oxygen blenders, medical...

The Certifier™ Plus Interface Module connects to and powers the Certifier™ Plus High Flow and Low Flow Modules. The touchscreen display on the interface module is used to the control the Certifier™ Plus Test System and display measurement readings and breath waveforms in...

The Model 131B is a high flow impactor (HFI) ideal for sampling particles at low concentrations (pristine environments), for collecting more mass per stage as compared with conventional MOUDI™ impactors, or for obtaining samples in shorter sampling intervals. 

Learn the dos and don'ts of OHS monitoring checks. This guide covers strategy, reliable instruments like DustTrak and SidePak, and proactive safety to help ensure compliance and protect worker health.

The AccuBalance® Air Capture Hood 8380 is a multipurpose electronic air balancing instrument primarily used for efficiently taking direct air volume readings at diffusers and grilles. It features a detachable micromanometer which can be used with optional probes for increased...

Designed to measure total solid particle number concentrations directly from the tailpipe, whether in the field or during in-use testing.