Repalcement septum for Tedlar bag TDLC31Z Back Catalog number: TDLC-S Availability: In the manufacturer's stock Price on request - + Recommended U-T22117-2S Focusing trap, China Air 117, for for UNITY-xr, TD100-xr, Centri Price on request TDL71_0.5L Tedlar PVF Gas Sampling Bag with PP valve, 0,5L Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request