Tube gas sampling 150ml nozzle (GL14), septum Back Catalog number: OST-201-3424 Availability: In the manufacturer's stock Price on request - + Recommended 1233 BALLOONS FOR GAS SAMPLING, 4Liters Price on request 1970-0234 O-RING-234 For High Flow Damper Plate Price on request TDL32_5L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Price on request