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 M-TICAP Tube interface cap for removable lid,pk 6 Price on request M-MCHOR250 O-Ring, micro-chamber pan seal,pk 4 Price on request U-T18325-2S EPA 325 cold trap, UNITY 2/xr and TD-100/xr Price on request