Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: POL32_2L Availability: In the manufacturer's stock Price on request - + Recommended H3-AXABC HiSorb probe, PDMS/DVB, inert, short version, pk 6 Price on request U-T11GPC-2S Unity 2/TD-100 Cold Trap carbon C4/5-C30/32 Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request