Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended M-DSKPF Sample disc, 1.0mm thickness, PTFE,pk 6 Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request C-POD-KIT01-TNXTA POD Starter kit: Tenax TA Price on request