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 OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request