... inchFiltration Area, ft2≥ 5.8 per 10-inch elementPore Size, μm 0.05, 0.1, 0.22, 0.45, 1.0, 3 ... Drop, per 10-inch cartridge0.22 μm≥ 10 L/min at 210 mbar0.45 μm≥ 17 L/min at 210 mbarIntegrity Test ... point at 23 °C0.22 μm≥ 900 mbar0.45 μm≥ 600 mbarBacterial Retention (for 0.45 μm only)> 107 CFU/cm2 Lactobacillus brevis ...