ISO 8573-1 Class 0 for Oil-Free Dental & Food Compressors: A 2-Chair Clinic Buyer’s Guide
ISO 8573-1 Class 0 is not a universal ‘zero contamination’ rating; it is a user-defined compressed-air purity class tighter than Class 1 and must state exact particle, water and oil limits. For a 2-chair dental clinic, the claim only matters when it is verified at the point of use and supported by the right dryer, filter and maintenance plan.
