Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: DEV71_10L Availability: In the manufacturer's stock Price on request - + Recommended T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request M-MCHOR250 O-Ring, micro-chamber pan seal,pk 4 Price on request T-6EMP Empty cold trap, TT24-7 Price on request