These 25mm syringe filters are packaged in blister packs. Modified acrylic housing with cellulose acetate (CA) or surfactant-free cellulose acetate (SFCA) membrane. Pore size and membrane type are printed on the unit. Sterile version is certified sterile, non-cytotoxic and non-pyrogenic. Do not autoclave. Sample volume size: 10-50 mL. For cold sterilization of aqueous solutions, biological or immunological samples and cell culture media components. Low protein binding, low extractables. SFCA contains no wetting agents. Inlet: Female Luer-Lok*; outlet: Male Luer-Lok.