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 1233 BALLOONS FOR GAS SAMPLING, 4Liters Price on request SERLFP-5002 Spare charger, ACTI-VOC Price on request