New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Back Catalog number: HEDNDV31_25L Availability: In the manufacturer's stock Price on request - + Recommended U-T6SUL-2S Sulphur/labile cold trap, Price on request U-T11GPC-2S Unity 2/TD-100 Cold Trap carbon C4/5-C30/32 Price on request TDL71_0.3L Tedlar PVF Gas Sampling Bag with PP valve, 0,3L Price on request