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 U-CENKIT Starter Kit: Centri booster pack (DiffLok caps and O-rings) Price on request T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request SERZ-1097 Spare tube assembly, ACTI-VOC Price on request