for monitoring the concentration of PM2.5
A25D is a desktop air quality monitor used for monitoring the concentration of PM2.5 in homes, shopping malls, offices, stations, etc.
Atmosferic particulate matter (PM) is microscopic solid or liquid matter suspendedin the Earth's atmosfere, which can adversely affect human health. PM2.5 particles are air pollutants with a diametr of 2.5µm or less, containing soot, smoke, metals, nitrates, sulfates, dust, water, and tire rubber.When we breathe, PM2.5 can get deep into our lungs and some may even get into bloodstream. Exposure to fine particles can affect the heart and lungs.
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