1. Airflow resistance test
2. Adsorption efficiency/penetration rate
3. Determine desorption
【Test items】
Used to measure the inhalation and exhalation resistance of face masks and masks under specified conditions
[Applicable standards]
TAJ1001 "PM2.5 protective mask" 6.9 respiratory resistance
GB2626 "Respiratory protective equipment self-priming filter anti-particulate respirator" 6.5 inhalation resistance, 6.6 exhalation resistance
GB/T 32610 "Technical Specification for Daily Protective Masks" 6.7 inhalation resistance, 6.8 exhalation resistance
GB2890 "Respiratory protection self-priming filter type gas mask" 6.9 Inhalation resistance test
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