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 RMK-0003-2S Markes Online Systems PM Kit Price on request T-6EMP Empty cold trap, TT24-7 Price on request TDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request