New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: HEDNDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended C-TAD-01 Tube Adaptor, for connection of 1/4" tubes to 1/8" flexible tubing Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request 1234 BALLOONS FOR GAS SAMPLING, 5Liters Price on request