1、Designation:E 1828 01An American National StandardStandard Practice forEvaluating the Performance Characteristics of QualitativeChemical Spot Test Kits for Lead in Paint1This standard is issued under the fixed designation E 1828;the number immediately following the designation indicates the year ofo
2、riginal 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.1.Scope1.1 This practice describes an evaluation procedure for thedeterminati
3、on of performance characteristics of qualitativechemical spot test kits for lead,as applied to dry paint films,fora given dry paint film matrix on a given substrate.1.2 This practice may be used to determine the performancecharacteristics of a given lead spot test kit for a given syntheticor field d
4、ry paint film matrix,independent of substrate effects.1.3 To allow for comparisons of different spot test kits on anidentical matrix,this practice covers the determination of testkit performance characteristics on a synthetically preparedstandard white lead-containing paint film.The ingredients fort
5、he preparation of a standard synthetic leaded paint film basedon basic lead carbonate are described.1.4 This practice is not intended for the evaluation ofperformance parameters of chemical spot test kits on all typesof paint or paint conditions that may be encountered duringfield use(as described i
6、n E 1753).Rather,this practice ad-dresses the evaluation of the response of a chemical spot testkit for lead as a function of lead concentration for a limited setof paint films.Evaluating the performance of a chemical spottest kit for a given application requires tests on a representativesample of p
7、aints and substrates found at the location(s)to betested.1.5 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 determine the applica-bility
8、of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:D 81 Specification for Basic Carbonate White Lead Pig-ment2D 823 Practices for Producing Films of Uniform Thicknessof Paint,Varnish,and Related Products on Test Panels3D 1005 Test Method for Measurement of Dry-Film Thick
9、-ness of Organic Coatings Using Micrometres3E 1605 Terminology Relating to Abatement of Hazardsfrom Lead-Based Paint in Buildings and Related Struc-tures4E 1613 Test Method for Determination of Lead by Induc-tively Coupled Plasma Atomic Emission Spectrometry(ICP-AES),Flame Atomic Absorption Spectrom
10、etry(FAAS),or Graphite Furnace Atomic Absorption Spec-trometry(GFAAS)Techniques4E 1645 Practice for Preparation of Dried Paint Samples byHotplate or Microwave Digestion for Subsequent LeadAnalysis4E 1729 Practice for Field Collection of Dried Paint Samplesfor Lead Determination by Atomic Spectrometr
11、y Tech-niques4E 1753 Practice for Use of Qualitative Chemical Spot TestKits for Detection of Lead in Dry Paint Films52.2Federal Specifications:Federal Specification TTP 19 Paint,Latex(Acrylic Emul-sion,Exterior Wood,and Masonry)6Federal Specification TTP 102 Paint,Oil(Alkyd Modified,Exterior,White,a
12、nd Tints)63.Terminology3.1 For definitions of terms not listed here,see TerminologyE 1605.3.2 identification limit,nfor a qualitative chemical spottest kit,this is the lead content that yields a 50%chance ofeither a positive or negative test result for a given samplematrix(1).73.3 performance curve,
13、nfor a qualitative chemical spottest kit,this is a plot of the test kit response(positive ornegative)versus the lead content in a given sample matrix asdetermined by quantitative analysis(2).3.3.1 DiscussionThe performance curve may be statisti-cally modeled to yield qualitative test kit performance
14、 param-eters for lead detection.1This practice is under the jurisdiction of ASTM Committee E06 on Perfor-mance of Buildings and is the direct responsibility of Subcommittee E06.23 on LeadPaint Abatement.Current edition approved Dec.10,2001.Published March 2002.Originallypublished as E 182896.Last pr
15、evious edition E 182896.2Annual Book of ASTM Standards,Vol 06.03.3Annual Book of ASTM Standards,Vol 06.01.4Annual Book of ASTM Standards,Vol 04.11.5Annual Book of ASTM Standards,Vol 04.07.6Available from U.S.Government Printing Office,Washington,DC.7The boldface numbers in parentheses refer to the l
16、ist of references at the end ofthis practice.1Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.3.4 performance parameterfor a particular spot test kitand a particular sample matrix,this is the lead content thatyields a known degree of confidence in detecting lead.3.4.1 DiscussionExamples of qualitative test kit perfor-mance parameters include the identification limit and theamounts of lead in a given sample matrix that yield a desiredco
