T/GDBX 025-2020 daily protective mask
T/GDBX 025-2020 daily protective mask
Basic Information
Scope
Main technical content: This standard specifies the terms and definitions, requirements, test methods, inspection rules, and classification of daily protective masks, as well as their marking, packaging, transportation, and storage. This standard applies to masks made from non-woven fabrics or woven fabrics, which are used in daily life to filter out dust, pollen, willow catkins, bacterial particles, and block out pollutants such as respiratory droplets exhaled or sprayed from the nose or mouth. This standard does not apply to respiratory protective gear used in special industries such as oxygen-deficient environments, underwater operations, escape situations, firefighting, medical applications, and industrial settings. This standard does not apply to masks intended for infants and young children aged 36 months and below.