Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDPOL32_5L Availability: In the manufacturer's stock Price on request - + Recommended M-MCAL50 Disposable dish, alum, 50mL,pk100 Price on request P-CPS20 Dowty seals, for VOC-Mole cap assembly,pk 20 Price on request HEDTDLC-S Repalcement septum for Tedlar bag TDLC31Z Price on request