Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended H2-AXABC HiSorb probe, PDMS/CWR, inert, short version, pk 6 Price on request U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request P-00040 VOC-Mole assembly, 830mm,pk10 Price on request