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 U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request U-COV45 O-Ring, low-emission, 5.92mm i.d. pk10 (6mm Difflo Price on request C-TAGKT TubeTAG starter kit (for SS tubes) Price on request