Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request 1233 BALLOONS FOR GAS SAMPLING, 4Liters Price on request