Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDPOL32_5L Availability: In the manufacturer's stock Price on request - + Recommended C-KIT325T-2S 325 Tube Kit Price on request C-TDKIT-02 Essential Automated TD Starter Kit Price on request P-CPU10 Unions, for VOC-Mole cap assembly,pk10 Price on request