Passive Sampling Services In Canada
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based in USA
Concerned About Air Quality? If so, our All-Season Passive Air Sampling System (PASS) units are compact, portable, low maintenance and offer an inexpensive, easy-to-use way to monitor for trace levels of atmospheric pollutants in ambient air. The PASS units are ideal for remote and rural locations - they require no electricity, perform ...
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based in CANADA
, or when sensitivity requirements are such that continuous methods are unable to provide the necessary detection limits. Integrative sampling can include passive or active methods requiring use of a pump to draw air through a sorbent material or filter ...
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based in CANADA
Although air quality issues typically result from direct emissions from exhaust stacks or chemicals used in industrial processes, vapour intrusion is caused by contaminants in soil or ground water volatilizing (evaporating) and moving indoors through the foundation or floor slab. Vapour intrusion, particularly of volatile organic compounds (VOCs), is increasingly recognized as a potential source ...
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