: A classification from 0 to 5 based on the diameter of the largest particles. Rösler Group Updated Standard Features (ISO 8502-3:2017)
"Q3, M100, Mx300" translates to: Quantity Class 3 dust, median particle size 100 micrometers, maximum particle size 300 micrometers.
Find the exact Scribd - ISO 8502-3:1992 document or similar resources.
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