Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDPOL32_5L Availability: In the manufacturer's stock Price on request - + Recommended P-00001 VOC-Mole assembly, 230mm,pk 1 Price on request HEDDEV31_5L DEVEX gas sampling bag, stopcock straight valve, 5L Price on request U-T1HBL-2S High boilers, C6 - C40, cold trap Price on request