Datalink Instruments, a French company based in Grenoble (France) since 1990, offers a wide range of on-line water analysers, based on UV and IR spectroscopy and colorimetry, for high reliability and low maintenance solutions. On-line water analysers for : - Ammonium ions - COD / BOD / TOC by correlation - Colour - Nitrates - Nitrites - Sulphides - Chromuim VI - Chlorophyll A - Hydrocarbons (PAHs) - Fluorescent tracers - Heavy Metals (Zn, Al, Fe, etc.) - Phosphate - pH - Redox - Electrical Conductivity - Dissolved Oxygen - Turbidity / TSS