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PRE challenge wafers help semiconductor manufacturers validate and optimize wafer cleaning processes, improving yields, and ensuring reliable particle removal.

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...

BioTrak Particle Counter offers continuous ISO-compliant optical particle counting, real-time viable particle counting, and microbial sample collection for speciation.

In this 4-minute video, experts demonstrate how to achieve a good respirator fit quickly with quantitative methods, using the PortaCount Fit Tester.

Trade in your respirator fit tester for a $2,000 credit toward the latest PortaCount Respirator Fit Tester

Accessory for certain Q-Trak and VelociCalc products

Available in the US and Canada. The PortaCount™ Respirator Fit Tester Model 8040-T Kit provides a consistent and objective quantitative respirator fit testing experience. The 8040-T Kit is bundled for your convenience. In addition to the 8040 Respirator Fit Tester, the Kit...

This unit has been discontinued as of December 31, 1995.

To measure rapidly-evolving aerosols (such as engine or 3D printer emissions), you need a particle sizer that can keep up. TSI has several fast particle sizer spectrometers that are designed for such situations.