Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended C-CL010 Penclips, pk10 Price on request HEDDEV41_5L DEVEX sampling bags 5L, stopcock & septum Price on request U-T7EMP-2S Empty cold trap for UNITY series 2 Price on request