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Analytical Methods for Drinking WaterAnalytical
Methods Approved for Drinking Water Compliance Monitoring An analytical method is a procedure used to analyze a sample in order to determine the identity and concentration of a specific sample component. Analytical methods generally include information on the collection, transport, and storage of samples; define procedures to concentrate, separate, identify, and quantify components contained in samples; specify quality control criteria the analytical data must meet; and, designate how to report the results of the analyses. Many government agencies, universities, and consensus methods organizations develop analytical methods. U.S.EPA's, Office of Ground Water and Drinking Water is responsible for evaluating analytical methods developed for drinking water by these organizations. The Office then promulgates, as approved, those methods that it determines meet Agency requirements for monitoring organic, inorganic, radionuclide and microbiological contaminants. Currently, only approved methods can be used for compliance monitoring of drinking water. The pages are intended to be used as a reference tool providing the browser with information about analytical methods approved for compliance monitoring. This information is organized both by specific contaminant and by numeric listing of both U.S.EPA methods and independantly prepared approved methods. The sites above provide information on sources of methods as well as links to the various organizations which distribute them. Actual electronic copies of approved methods will not be displayed. If the browser intends to use the information to order or electronically locate any of these methods they will need to record reference information such as method number, publication number and for U.S.EPA generated methods, the EPA document number, prior to exiting the Web page. Additional Links:
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