Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_10L Availability: In the manufacturer's stock Price on request - + Recommended 1970-0234 O-RING-234 For High Flow Damper Plate Price on request HEDFLD32_5L Fluode gas sampling bag with PTFE dual-valve, 5L Price on request U-T7EMP-2S Empty cold trap for UNITY series 2 Price on request