Standard Test Method for Categorization and Quantification of Airborne Fungal Structures in an Inertial Impaction Sample by Optical Microscopy The ASTM International has published the first standard method for enumeration and identification of spores collected on inertial impactors. Currently, there are significant differences in the methods …Continue Reading about Standard Test Method for Categorization and Quantification of Airborne Fungal Structures in an Inertial Impaction Sample by Optical Microscopy →