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-T19PAH-2S PAH cold trap, UNITY 2/xr and TD-100/xr Price on request P-CPS20 Dowty seals, for VOC-Mole cap assembly,pk 20 Price on request M-TICAP Tube interface cap for removable lid,pk 6 Price on request