Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: HEDTDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended U-T1KORI Empty cold trap, KORI-xr Price on request C-POD-KIT01-TNXTA POD Starter kit: Tenax TA Price on request HEDFLD32_5L Fluode gas sampling bag with PTFE dual-valve, 5L Price on request