Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDPOL32_5L Availability: In the manufacturer's stock Price on request - + Recommended RMK-0020 Routine Maintenance Kit: Tube conditioner (TC-20) Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request U-T16GHG-2S Greenhouse gases C2 - C14 cold trap Price on request