Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended U-T18325-2S EPA 325 cold trap, UNITY 2/xr and TD-100/xr Price on request NDV31_25L New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Price on request 632443611250 Vzorkovnice na plyny se dvěma olivkami (na hadice Price on request