Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended C-POD-KIT01-TNXTA POD Starter kit: Tenax TA Price on request RMK-0003-2S Markes Online Systems PM Kit Price on request HEDTDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request