T/GDC 46-2020 Antimicrobial, reusable daily protective mask
T/GDC 46-2020 Antimicrobial, reusable daily protective mask
Basic Information
Scope
Scope: This standard specifies the classification, technical requirements, testing methods, inspection rules, marking and instructions, packaging, and storage and transportation of antibacterial reusable disinfectable daily protective masks. This standard applies to masks generally worn in production workshops and daily life. This standard does not apply to protective masks for harmful gases and vapors, oxygen-deficient environments, underwater operations, escape and firefighting respiratory protection. Main technical content: filter material categories, filter material grades, antibacterial performance requirements, appearance, structure and dimensions, nose clips, mask straps, initial filtration efficiency, respiratory resistance, surface moisture resistance, microbiological indicators, durability of use, biological performance evaluation, flame retardancy, alcohol, and boiling water disinfection effect.