Supply of industrial and scientific gases for the Institute for Transuranium Elements (ITU)

Description

This contract involves supplying the ITU with industrial and scientific gases: Lot 1: supply of liquid nitrogen; Lot 2: supply of liquid helium; Lot 3: supply of scientific/industrial gases in bottles and lots (batches); Lot 4: supply of liquid argon. Supply of nitrogen for the operation of 2 nitrogen-treatment systems used for ventilating gloveboxes and hot cells. The nitrogen supplied must be in liquid form with a purity level of: 99,999 %. Approximately 800 000 kg per year. Supply of liquid helium in 100- or 240-litre containers. Supply frequency: twice a week. Approximately 17 000 litres per year. Supply of industrial and special gases in 2-, 5-, 10- or 50-litre gas bottles and in batches for the ITU's scientific laboratory, per year: — argon and methane mixture: 90 % argon, 10 % methane; approximately 10 batches, — helium 4.6; approximately 10 batches, — hydrogen 3.0; approximately 90 batches, — varigon, neon, O2, H2, N2, xenon, acetylene and various mixtures of scientific gases with calibration certificate, as required. Supply of liquid argon 5.0. Supply frequency: as required. Approximately 85 000 kg per year.