BALLOONS FOR GAS SAMPLING, 8Liters Back Catalog number: 1235 Availability: In the manufacturer's stock Price on request - + Recommended U-COV45 O-Ring, low-emission, 5.92mm i.d. pk10 (6mm Difflo Price on request TDL32_5L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Price on request U-T13DHS-2S DHS application cold trap, UNITY 2/xr andTD-100/xr Price on request