Tube gas sampling 150ml nozzle (GL14), septum Back Catalog number: OST-201-3424 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 TDL71_10L Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Price on request U-COV100 O-Ring, low-emission, size 010, pk/100 Price on request