PP product ranges of HPLC vials, GC vials, storage vials, syringe filters and etc. PES Double Luer Lock Syringe Filter, 25mm dia, 5 um, Sterile, 100 Buy Sterile PES Double Luer Lock Syringe Filters, PP Housing, 5um x 25mm, range of filter media; Applicable to samples below 80mL; Disposable design.