January 2001

Process Analyzers

Monitoring wastewater with UV spectrophotometry

Multiparameter analyzers allow online wastewater management

Busatto, C., Total Raffinage Distribution, Center de Recherches; Langellier, C., Total Raffinage Distribution; Pouly, E., Thomas, O., Tourad, E., Ecole des Mines d'Ales

Trends in industrial environmental regulation lead to stricter wastewater treatment and control. Therefore, industry has to improve wastewater quality. 1-4Management of pollutant fluxes must integrate not only optimization of collecting and treatment systems but also upstream process monitoring to reduce effluent volumes to be treated and released. On refinery sites, process water can represent up to 50% of the organic load that has to be eliminated at the wastewater treatment plant. 5New multiparameter analyzers that are faster and easy to use onsite allow efficient and online refinery wastewater management and can monitor process waters that are often at the origin of prob

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