1、Designation:D 5812 96(Reapproved 2002)e1An American National StandardStandard Test Method forDetermination of Organochlorine Pesticides in Water byCapillary Column Gas Chromatography1This standard is issued under the fixed designation D 5812;the number immediately following the designation indicates
2、 the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon(e)indicates an editorial change since the last revision or reapproval.e1NOTEEditorial changes were made in July 2002.1.Scope1.1 This t
3、est method covers the capillary gas chromato-graphic determination of various organochlorine pesticides,including some of their degradation products and relatedcompounds in finished drinking water.This test method is notlimited to this particular aqueous matrix;however,its applica-bility to other aq
4、ueous matrices must be determined.The testedcompounds include the following:PesticideChemical AbstractService Registry NumberAAldrin309-00-2a-BHC319-84-6b-BHC319-85-7g-BHC319-86-8d-BHC58-89-9a-Chlordane5103-71-9g-Chlordane5103-74-2Chlorobenzilate501-15-6Chloroneb2675-77-6Chlorothalonil2921-88-2DCPA1
5、897-45-64,48-DDD72-54-84,48-DDE72-55-94,48-DDT50-29-3Dieldrin60-57-1Endosulfan I959-98-8Endosulfan II33213-65-9Endosulfan sulfate1031-0708Endrin72-20-8Endrin aldehyde7421-93-4Etridiazole2593-15-9Heptachlor76-44-8Heptachlor epoxide1024-57-3Hexachlorobenzene118-74-1Methoxychlor72-43-5cis-Permethrin526
6、45-53-1trans-Permethrin52645-53-1Propachlor1918-16-7Trifluralin1582-09-8ANumbering system of CAS Registry Services,P.O.Box 3343,Columbus,OH43210-0334.1.2 Table 1 and Table 2 list the applicable concentrationranges and precision and bias statements for this test method.The applicability of this test
7、method to other compounds mustbe demonstrated.1.3 The extract derived from this procedure may be ana-lyzed for these constituents by using the gas chromatography(GC)conditions prescribed in Test Method D 5175(capillarycolumn).Although the columns used in this test method maybe adequate for analyzing
8、 PCBs,no data were collected for anymulti-congener constituents during methods development.1.4 This test method is restricted to use by or under thesupervision of analysts experienced in the use of GC andinterpretation of gas chromatograms.Each analyst must dem-onstrate the ability to generate accep
9、table results using theprocedures described in Section 12.1.5 Analytes that are not separated chromatographically byeither the primary or secondary chromatographic columns(forexample,analytes having very similar retention times)cannotbe identified and measured individually in the same calibrationmix
10、ture or water sample unless an alternative technique foridentification and quantitation exists(see 7.9 and 13.4).1.6 When this test method is used to analyze unfamiliarsamples for any or all of the analytes listed in 1.1,analyteidentifications and concentrations should be confirmed by atleast one ad
11、ditional technique.1.7 The values stated in SI units are to be regarded as thestandard.1.8 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and
12、 determine the applica-bility of regulatory limitations prior to use.Specific hazardsstatements are given in Section 9.2.Referenced Documents2.1 ASTM Standards:D 1129 Terminology Relating to Water2D 1192 Specification for Equipment for Sampling Water1This test method is under the jurisdiction of AST
13、M Committee D-19 on Waterand is the direct responsibility of Subcommittee D19.06 on Methods forAnalysis forOrganic Substances in Water.Current edition approved May 10,1996.Published July 1996.Originallypublished as D 5812 95.Last previous edition D 5812 95.2Annual Book of ASTM Standards,Vol 11.01.1C
14、opyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.and Steam in Closed Conduits2D 1193 Specification for Reagent Water2D 2777 Practice for Determination of Precision and Bias ofApplicable Methods of Committee D19 on Water2D 3370 Practices for
15、Sampling Water2D 3694 Practices for Preparation of Sample Containers andfor Preservation of Organic Constituents33Annual Book of ASTM Standards,Vol 11.02.TABLE 1 Regression Equations for Method Precision and Mean Recovery for Reagent WaterCompoundConcentration Range,g/LSingle-analyst Precision,srOve
16、rall Precision,sRMean Recovery,XAldrin0.031.380.061X+0.0040.130X+0.0090.909C+0.007a-BHC0.021.000.059X+0.0010.127X+0.0051.015C+0.004b-BHC0.021.000.034X+0.0040.148X+0.0050.975C+0.006g-BHC0.031.510.047X+0.0050.147X+0.0070.998C+0.006d-BHC0.021.010.050X+0.0010.119X+0.0020.958C+0.005a-Chlordane0.031.500.062X+0.0000.138X+0.0001.008C+0.003g-Chlordane0.031.510.048X+0.0020.129X+0.0010.936C+0.005Chlorobenzilate1.0050.000.067X+0.0220.178X+0.1170.993C+0.263Chloroneb1.0050.080.111X 0.0160.159X+0.2750.942C+0.2
