Tube gas sampling 350, nozzle (GL14), septum Back Catalog number: OST-201-3421 Availability: In the manufacturer's stock Price on request - + Recommended U-T19PAH-2S PAH cold trap, UNITY 2/xr and TD-100/xr Price on request P-00010 VOC-Mole assembly, 230mm,pk10 Price on request NDV31_25L New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Price on request