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-SPGSC-120 Adjustable sprung spacer, for M-CTE120I,pk 6 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request C-TAGKT TubeTAG starter kit (for SS tubes) Price on request