Tube gas sampling 350, nozzle (GL14), septum Back Catalog number: OST-201-3421 Availability: In the manufacturer's stock Price on request - + Recommended U-T20PAM-2S Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for UNITY-xr, TD100-xr, Centri Price on request HEDNDV61_50L New Devex Sampling Bag with ABS Valve & Septum Fitting, 50L Price on request RMK-0026 Routine Maintenance Kit: Kori-xr Price on request