New DEVEX gas sampling bags with PTFE dual-valve, 5L Back Catalog number: NDV32_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-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request FEP32_2L FEP gas sampling bag with PTFE dual-valve, 2L Price on request