Sartorius 17573-Q Minisart Filter, Polytetrafluoroethylene, Luer Slip Outlet Filter, 0.2 um, 15 mm (Pack of 500): Amazon.com: Industrial & Scientific
Sartorius Minisart 17597----------K NML Syringe Filter with Male Luer Slip, SFCA Membrane, Sterile, Blue, 0.2µm Pore Size (Pack of 50): Science Lab Syringe Filters: Amazon.com: Industrial & Scientific
Sartorius Biosart 16401-47-07----K Packaged in Tray Filtration Monitor, White Cellulose Nitrate Membrane with Black Grid, Sterile, 100ml Volume, 0.2µm Pore Size (Pack of 48): Science Lab Filter Membranes: Amazon.com: Industrial & Scientific
Sartorius 11406-50-ACR Membrane Disc Filter, Cellulose Nitrate, Sterile, White with Black Grids, 0.45 μm, 50 mm (Pack of 1000): Amazon.com: Industrial & Scientific
Sartorius FT-3-354-165 Technical Filter Paper, Creped, Grade 601/N, 165 mm (Pack of 100): Amazon.com: Industrial & Scientific