Normas ISO

Geographic information -- Methodology for feature cataloguing

Air filters for general ventilation-- Part 1: Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)

Air filters for general ventilation-- Part 2: Measurement of fractional efficiency and air flow resistance

Air filters for general ventilation-- Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured

Air filters for general ventilation-- Part 4: Conditioning method to determine the minimum fractional test efficiency

Conformity assessment -- Requirements for bodies providing audit and certification of management systems-- Part 2: Competence requirements for auditing and certification of environmental management systems