Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: POL32_5L Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR O-Ring, micro-chamber pan seal, for M-CTE120I,pk 6 Price on request P-CPP10 Blanking plugs, for VOC-Mole cap assembly,pk10 Price on request U-T10CW-2S Chemical Warfare agents cold trap Price on request