Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: HEDTDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended C-TDKIT-01 Essential TD Starter Kit Price on request U-HSAG-20 HiSorb Agitator, accommodates 16 vials (20mL) Price on request U-COV450 O-Rings, low-emission,pk100 Price on request