TSI TEKNOSCAN SYSTEMS INC.

Gas purifiers for calibration of sensitive instrumentation for use in the field of security screening of people and containers, trace gas sensors for use in the field of security screening of people and containers, high and low volume samplers for sampling air inside enclosures containing chemical substances for use in the field of security screening of people and containers, other than electrostatic aerosol samplers and isokinetic dust samplers

Trace chemical analyzers for use in the field of security screening of people and containers, namely, apparatus for automatic chromatography for detection of organic compounds, namely, explosives and narcotics, chemical warfare agents, toxic chemicals and industrial chemicals, other than aerosol mass spectrometers, phase doppler particle analyzers and electronic respirable aerosol mass monitors, and other than any use for determining aerodynamic particle size