Term definitions, classifications, requirements, test methods and evaluation rules for fresh air purifiers to classify particulate matter purification performance based on filtration principles. General requirements for the safety and performance of fresh air purifiers. Detection methods for rated air volume, primary particle purification efficiency, dust holding capacity, noise, and clean air volume. Grading and evaluation of particulate matter purification performance.
T/CAQI 34-2017 history
2017T/CAQI 34-2017 Graduation for particle purifying performance of outside air clean ventilator