A 50 mm diameter non-sterile syringe filter with a 0.2 µm pore size hydrophobic PTFE membrane. Comes in a pack of 10. Pricing: SLFG750: A 50 mm diameter non-sterile syringe filter with a 0.2 µm pore size hydrophobic PTFE membrane. Comes in a pack of 10. Pricing: SLFG55010