Particle Sizes of Airborne Atmospheric Contaminates Guide
| Contaminate | Approx. Particle Size Range (Microns) |
|---|---|
| Alkali Flumes
Ammonium Chloride Flumes Bacteria Carbon Black Cement Dust Coal Dust Colloidal Silica Combustion Nuclei Contact Sulfuryl Mist Dust (Inside) Dust Mites Dust Mites Waste Product Fly Ash Fumes Fungi Ground Limestone Ground Talc Human Hair Insecticide Dust Lint Lung Damaging Dust Metallurgical Dust Milled Flour Mould Spores Nebuliser Drops Oil Mist Oil Smoke Paint Pigments Particles of Incomplete Combustion Pneumatic Nozzle Drops Pollen Protozoa Ropsin Smoke Sea Salt Nuclei Spray Dried Milk Sulfuric Concentrator Mist Tobacco Smoke Viruses Welding/ Soldering Fumes Zinc Oxide Fumes |
0.1-5
0.1-3 0.3-30 0.01-3 3-100 1-100 0.02-0.05 0.01-0.1 0.3-3 0.001-2 100-300 10-40 1-100 0.001-1 1-5 10-1000 0.5-50 30-100 0.5-10 10-100 0.5-5 0.001-100 1-70 0.3-30 1-20 0.05-100 0.03-1 0.1-5 0.1-4 10-100 8-20 0.01-1 0.03-0.5 0.1-10 1-15 0.01-1 0.003-0.05 0.01-3 0.01-3 |
Micron / Micrometer = 1/25,000 inch;
e.g. 50 microns equal to the size of a sharp pencil dot. Microns that are visible to the naked eye are larger then >10 microns.