Microtechnica offer a variety of Particle Counters for hire, from
Met One and Hiac Royco
Met One 3425
Air Particle Counter
ISO 21501-4 Compliant
(0.5µm - 10µm @ 50 LPM)
Hiac Royco 8000A/3000A/HR-LD150CE
Liquid Particle Counter
(2µm - 150µm @ 25 mls/min)