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 T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request P-CPS20 Dowty seals, for VOC-Mole cap assembly,pk 20 Price on request C-KIT325T-2S 325 Tube Kit Price on request