DEVEX sampling bags 5L, stopcock & septum Back Catalog number: HEDDEV41_5L Availability: In the manufacturer's stock Price on request - + Recommended TDL71_5L Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Price on request U-T17O3P-2S Ozone precursors cold trap, UNITY 2/xr and TD-100/ Price on request T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request