Modification of the US EPA 1631 Method to Detect Low Concentrations of Mercury in Aquatic Ecosystems
The article describes modified method to detect mercury in various types of water using US EPA 1631 #Mercury in Water by Oxidation, Purge and Trap, and Cold Vapor AFS#. In accordance with the criteria of US EPA 1631 method quality the author evaluated the modified method. The technique was applied to the determination of mercury in the basin of the Chuya River, Ob River and the Novosibirsk Reservoir.
Key words: mercury, detection limit, US EPA 1631 method, techniques modification, low concentrations, water.