Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: POL32_5L Availability: In the manufacturer's stock Price on request - + Recommended H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request NDV61_25L New Devex Sampling Bag with ABS Valve & Septum Fitting, 25L Price on request U-T8CUS-2S cust packed cold trap, UNITY 2/xr and TD-100/xr Price on request