Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Back Catalog number: TDL32_2L Availability: In the manufacturer's stock Price on request - + Recommended C-HSPVLP-6 HiSorb Septum Plug, pk 6 Price on request U-T12ME-2S Materials emissions, C4 - C32, cold trap Price on request M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request