Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: POL32_2L Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR250 O-Ring, micro-chamber pan seal,pk 4 Price on request C-POD-KIT01 POD Starter Kit: Carbopack X Price on request C-HSINS10-6 Agitator spacer for vials, 20mL to 10mL, pk/6 Price on request