#detail_decorate_root .magic-0{width:750px}#detail_decorate_root .magic-1{overflow:hidden;width:750px;height:421.875px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-2{margin-top:0;margin-left:0;width:750px;height:... more
ENI822-3:2009 Laboratory Automated EN 143 Particle filtration efficiency tester (PFE) Scope of application: PFE tester is used to detect the filtration efficiency of particulate matter such as daily masks and filters. Factory direct sales, mask inhalation...
ENI822-3:2009 Laboratory Automated EN 143 Particle filtration efficiency tester (PFE) Scope of application: PFE tester is used to detect the filtration efficiency of particulate matter such as daily masks and filters. Factory direct sales, mask inhalation... more
