T/JSGD 1-2020 Disposable mask
T/JSGD 1-2020 Disposable mask
Basic Information
Scope
Scope: This standard specifies the terms and definitions, requirements, test methods, inspection rules, marking, packaging, and storage for disposable masks. This standard applies to disposable masks made from non-woven fabrics as the main material, equipped with nose clips and elastic straps, and pressed into shape. They are intended for use in ordinary environments. This standard does not apply to respiratory protective equipment used in special industries such as oxygen-deficient environments, underwater operations, escape situations, firefighting, medical applications, and industrial settings, nor to respiratory protective equipment for infants and young children. Main technical content: Terms and definitions, requirements (basic requirements, sensory requirements, dimensional deviations, nose clips, intrinsic quality (formaldehyde content, pH value, decomposable carcinogenic aromatic dyes in dyeing and printing areas, particulate filtration efficiency, inhalation resistance, exhalation resistance, breaking strength of elastic straps and their connection to the mask body), microbiological indicators), test methods, inspection rules, marking, packaging, and storage.