New DEVEX gas sampling bags with PTFE dual-valve, 5L Back Catalog number: HEDNDV32_5L Availability: In the manufacturer's stock Price on request - + Recommended 1970-0011-R O-RING -011 .301 ID X .070 W Each Price on request U-T6SUL-2S Sulphur/labile cold trap, Price on request 1232 BALLOONS FOR GAS SAMPLING, 2Liters Price on request