Merck Hitachi LaChrom Elite L-2200 autosampler with cooling unit, used. The Merck Hitachi LaChrom Elite L 2200 autosampler/cooling unit has a tray for 200 bottles, 1.5 ml each. The injection precision is very high. The standard injection volume is 0.1-90 µl. The cross-contamination is 0.01%. There is also a leak sensor Labprocure is responsible for this device.