Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: POL32_2L Availability: In the manufacturer's stock Price on request - + Recommended U-RACK02 Maxi Rack (1 L to 6L canisters) Price on request C-POD-B010 Spare Diffusive Body, for POD sampler, pk 10 Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request