Millex Syringe Filter, Hydrophilic PTFE, Non-sterile, Replaces SLLGH25NK, 0.20 µm pore size, 33 mm diameter, Millex-LG hydrophilic PTFE membrane SLFG050 Millex-FG, 0.20 µm, hydrophobic PTFE, 50 mm, A 50 mm diameter non-sterile syringe filter with a 0.2 µm pore size hydrophobic PTFE membrane. Comes in a pack of 10.