Tube gas sampling 150ml nozzle (GL14), septum Back Catalog number: OST-201-3424 Availability: In the manufacturer's stock Price on request - + Recommended HEDTDL31_2L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Price on request T-11OP Ozone precursors trap, TT24-7 Price on request T-8MAT Materials emissions cold trap, TT24-7 Price on request