EN 14683 European Standard Medical Face Masks
Main structure of the product:The medical protective mask is made of spunbonded polypropylene filament non-woven fabric and spray filter cloth. The lace up is made of 0.5mm rubber Oxford and 0.5mm spandex Oxford. Product performance: the product is sterile. When the product is sterilized with ethylene oxide, the ethylene oxide residue shall not be more than 10 μ g / g.