口罩的参数主要是
细菌过滤效率(BFE):数值越大越好
颗粒过滤效率(PFE):数值越大越好
外科手术口罩——欧洲标准EN14683:
TYPE l:BFE>=95%,PFE无要求
TYPE ll:BFE>=98%,PFE无要求
TYPE llR:同TYPEll,其它指标更好
ASTM F 2100, EN 14683, ASTM F 2299, Medical Face Masks医用口罩 test report
Bacterial Filtration Efficiency (BFE) only 细菌过滤效率 , EN 14683 Annex B, ASTM F 2101,15pcs (无菌样品)
Differential pressure only 气压差, MIL-M-36954C, EN 14683 Annex C,10pcs
Particle Filtration Efficiency: Latex particle challenge乳胶颗粒过滤效率, ASTM F 2299,15pcs
ASTM F1862 Synthetic blood fluid penetration resistance for facemasks 血液穿透阻力+ 防溅阻力, ASTM F 1862, 40pcs
16 CFR Part 1610 Flammability test 阻燃, 20pcs
Lead time 测试周期:40 workingdays
Sample size 送样规格:60pcs