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 C-HSINS10-6 Agitator spacer for vials, 20mL to 10mL, pk/6 Price on request M-SPC15-120 Collar spacer, alum 15mm, for M-CTE120I,pk 6 Price on request C-HSPVLP-6 HiSorb Septum Plug, pk 6 Price on request