ATI Professional ICP Water AnalysisTHE FUTURE HAS STARTED With the ARCOS II ICP OES machine, we have chosen an analyser of the highest in its class. It is characterised by its high precision and is used wherever high demands on element analysis are required. So it is not surprising that with the ARCOS II we can detect trace elements in concentrations to less than 1 g l (0. 001mg l). THIS IS YOUR WAY to being totally aware and in control of what is happening with your aquariums water