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 P-CPP10 Blanking plugs, for VOC-Mole cap assembly,pk10 Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request SERLFP-5003 Spare back pressure adapter, ACTI-VOC Price on request