Standard regulatory practices limit the total concentration of toxic metals, such as mercury, when discharged from industrial sources, ignoring the importance of speciation and bioavailability. This can result in dischargers spending more on wastewater treatment than...
Wastewater
Method Spotlight: Selenium Speciation of FGD Wastewaters
Coal usually contains high levels of selenium, particularly from sources that are also high in sulfur. This results in waste streams from coal-fired power plants having selenium concentrations that far exceed industrial discharge limits. Removal of selenium from these...