New DEVEX gas sampling bags with PTFE dual-valve, 5L Back Catalog number: HEDNDV32_5L Availability: In the manufacturer's stock Price on request - + Recommended M-DSK15-250 Spacer disc, alum, 1.5mm, for M-CTE250I,pk 24 Price on request U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request