Jan 17, 2022 · Pall® Acrodisc® Syringe Filter with PTFE Membrane. These syringe filters are ideal for filtration of gas and organic solvents Polypropylene housing HPLC certified The polypropylene housing is fitted with female Luer-lock inlet and male slip Luer outlet. The hydrophobic PTFE membrane, on a polypropylene support, has broad chemical.