Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request U-COV03 O-Ring, Size 003, pk 10 Price on request M-MCTOPI Removable lids for M-CTE120I, inert,pk 6 Price on request