Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: TDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended OST-201-0246 Screw caps for screwthread tubes GL14, bore 8mm Price on request U-TO15-KXR Focusing trap, Trace TO-15, for UNITY-xr with Kori-xr Price on request RMK-0006 Routine maintenance kit for M-CTE120I Price on request