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TSI cascade impactors can collect particles with aerodynamic diameters (cutpoints) from 10 nm to 10 µm, in 3 to 13 different size fractions, and at flow rates of 2, 10, 30 or 100 L/min.

TSI's filter test solutions are used to comply with various testing standards and regulations around the globe.

Our instruments are optimized for ease-of-use, yet offer a range of advanced capabilities including data logging.

Particle Standards are used to produce high-quality calibration standards for calibrating, qualifying, and monitoring the performance of wafer and photomask inspection systems.

When your application requires measuring particle sizes above a micrometer, TSI has four options for you to consider. Our ‘supermicron-capable’ family of instruments includes optical and aerodynamic techniques for measuring particles in this size range.

All TSI gas mass flow meters integrate flow, absolute pressure, and temperature sensors to deliver readings and compensate flow measurements.

The ProHood™ Capture Hood PH731 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...

The Alnor Micromanometer EBT730 is one of the most advanced, versatile, and easy to use micromanometers on the market today.Image shown features standard and optional accessories.

TSI isn’t just a company that makes research instruments, we’re built on research. Our scientists and engineers are actively involved in partnerships and projects to advance knowledge. We work with and serve universities, colleges, R&D departments, government agencies, and...