Hand-Held Direct Reading Fume and Dust Detector. DustMate is a hand-held instrument with a very fast response which has been designed to locate sources of workplace airborne dust and fumes even at very low concentrations. 
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Portable, Direct Reading, Airborne Particle Sampler. One of the family of Turnkey's direct reading airborne particle monitors, OSIRIS is a general purpose instrument which can be used as a portable instrument or deployed in a semi-permanent installatio 
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TOPAS (Turnkey Optical Particle Analysis System) is a fixed station monitor designed to continuously record environmental PM10, PM2.5 and PM1 particles. 
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