Filter Unit, Product Type Filter System, Diameter 90 mm, Material PES (Membrane), Includes Stopper Yes, Upper Capacity 1 L, Receiver Capacity 1 L, Maximum Particle Size 0.45 um, Sterile/Non-Sterile Sterile, Standards Not Applicable, USP Specification Not Applicable, Autoclavable No, Graduated Yes, Package Quantity 12.