Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: DEV71_5L Availability: In the manufacturer's stock Price on request - + Recommended U-HSAG-20 HiSorb Agitator, accommodates 16 vials (20mL) Price on request C-POD-B010 Spare Diffusive Body, for POD sampler, pk 10 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request