BALLOONS FOR GAS SAMPLING, 8Liters Back Catalog number: 1235 Availability: In the manufacturer's stock Price on request - + Recommended M-DSKPF Sample disc, 1.0mm thickness, PTFE,pk 6 Price on request U-T5O3F-2S Ozone precursors/Freon cold trap Price on request U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request