Transcription of Method 365.1, Revision 2.0: Determination of Phosphorus by …
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Method 365.1, Revision 2.0: Determination of Phosphorus by …
August 1993 Method , Revision : Determination of Phosphorus by Semi-Automated Colorimetry Method Determination OF Phosphorus BY SEMI-AUTOMATED COLORIMETRY Edited by James W. O'Dell Inorganic Chemistry Branch Chemistry Research Division Revision August 1993 ENVIRONMENTAL MONITORING SYSTEMS LABORATORY OFFICE OF RESEARCH AND DEVELOPMENT ENVIRONMENTAL PROTECTION AGENCY CINCINNATI, OHIO 45268 Method Determination OF Phosphorus BY AUTOMATED COLORIMETRY SCOPE AND APPLICATION This Method covers the Determination of specified forms of Phosphorus in drinking, ground, and surface waters, and domestic and industrial wastes. The methods are based on reactions that are specific for the orthophosphate ion.
1.1 This method covers the determination of specified forms of phosphorus in ... ion. Thus, depending on the prescribed pretreatment of the sample, the various forms of phosphorus that may be determined are defined in Section ... a sample filtered through a phosphorus-free filter of 0.45 micron pore size and measured by the persulfate digestion ...
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