Ogawa & Company, USA, Inc.

The Ogawa Passive Sampler is a simple passive sampler, requiring no outside source of power which can determine the quantity of basic air-quality gases in ambient air, including O3, NO, NOx, NO2, SO2, and NH3. It is extremely accurate, easy to use, and less expensive than most.We service environmental industries, universities, consultants and government agencies that do air quality sampling.Today, the Ogawa Passive Sampler is being used world-wide for the collection of NO-NO2, NOX, SO2, O3 and NH3. It can be used as a personal sampler or in micro-environmental outdoor programs. It has weather shelters that protect it from high winds and moisture.