Devex bag with PC valve, 0,5L Back Catalog number: DEV21_0.5L Availability: In the manufacturer's stock Price on request - + Recommended TDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request M-TSTIN Inserts, PTFE,pk 6 Price on request 1231 BALLOONS FOR GAS SAMPLING, 1,5Liters Price on request