Emflon PFRW filters have a microbial removal rating of 0.2 micron in liquids and a particulate removal rating of 0.003 micron in dry gases. Tested with Brevundimonas diminuta liquid challenge at ≥ 107 cfu/cm2 effective filtration area, according to ASTM Method 838-05. Provides sterile effluent according to FDA Guidelines (2004)