Upper Cut Off for PM10 Particulate

 

Extract from http://www.aerosols.eas.gatech.edu/EAS%20Graduate%20Lab/Class%20Notes%20Aerosols%20and%20Size%20Distrn.pdf

 

 

“PM10: The mass concentration of particles smaller than 10 µm. In practice, PM10 samplers do not
provide perfectly sharp cuts at 10 µm. Instead, size-dependent collection efficiencies typically decrease
from 100 percent at ~ 1.5 µm to 0 percent at ~15 µm, and are equal to 50 percent at 10 µm.”

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