The PVDF (hydrophobic) membrane is suitable for a wide variety of aqueous and organic samples. NOTE: requires pre-wetting with an alcohol before use with aqueous sample matrices. Filter inlet can be connected to either a Luer slip or lock syringe. Filter outlet can accommodate a Luer slip needle or other connector. Polypropylene housing, 25mm diameter, 0.45um membrane, 100/pk. Not compatible with DMF, DMSO, MEK, acetone, and caustic solutions >6N.