New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Back Catalog number: NDV31_25L Availability: In the manufacturer's stock Price on request - + Recommended U-T9TNX-2S Unity 2/TD-100 Cold trap, Tenax TA Price on request H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request U-T8CUS-2S cust packed cold trap, UNITY 2/xr and TD-100/xr Price on request