1、Designation:D6299131An American National StandardStandard Practice forApplying Statistical Quality Assurance and Control ChartingTechniques to Evaluate Analytical Measurement SystemPerformance1This standard is issued under the fixed designation D6299;the number immediately following the designation
2、indicates 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()indicates an editorial change since the last revision or reapproval.1NOTESection A1.9 was corrected editorially in March 201
3、5.1.Scope*1.1 This practice covers information for the design andoperation of a program to monitor and control ongoing stabilityand precision and bias performance of selected analyticalmeasurement systems using a collection of generally acceptedstatistical quality control(SQC)procedures and tools.NO
4、TE1A complete list of criteria for selecting measurement systemsto which this practice should be applied and for determining the frequencyat which it should be applied is beyond the scope of this practice.However,some factors to be considered include(1)frequency of use ofthe analytical measurement s
5、ystem,(2)criticality of the parameter beingmeasured,(3)system stability and precision performance based onhistorical data,(4)business economics,and(5)regulatory,contractual,ortest method requirements.1.2 This practice is applicable to stable analytical measure-ment systems that produce results on a
6、continuous numericalscale.1.3 This practice is applicable to laboratory test methods.1.4 This practice is applicable to validated process streamanalyzers.1.5 This practice is applicable to monitoring the differencesbetween two analytical measurement systems that purport tomeasure the same property p
7、rovided that both systems havebeen assessed in accordance with the statistical methodology inPractice D6708 and the appropriate bias applied.NOTE2For validation of univariate process stream analyzers,see alsoPractice D3764.NOTE3One or both of the analytical systems in 1.5 can be laboratorytest metho
8、ds or validated process stream analyzers.1.6 This practice assumes that the normal(Gaussian)modelis adequate for the description and prediction of measurementsystem behavior when it is in a state of statistical control.NOTE4For non-Gaussian processes,transformations of test resultsmay permit proper
9、application of these tools.Consult a statistician forfurther guidance and information.2.Referenced Documents2.1 ASTM Standards:2D3764 Practice for Validation of the Performance of ProcessStream Analyzer SystemsD5191 Test Method for Vapor Pressure of Petroleum Prod-ucts(Mini Method)D6708 Practice for
10、 Statistical Assessment and Improvementof Expected Agreement Between Two Test Methods thatPurport to Measure the Same Property of a MaterialD6792 Practice for Quality System in Petroleum Productsand Lubricants Testing LaboratoriesD7372 Guide for Analysis and Interpretation of ProficiencyTest Program
11、 ResultsE177 Practice for Use of the Terms Precision and Bias inASTM Test MethodsE178 Practice for Dealing With Outlying ObservationsE456 Terminology Relating to Quality and StatisticsE691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test Method3.Terminology3.1 Def
12、initions:3.1.1 accepted reference value,na value that serves as anagreed-upon reference for comparison and that is derived as(1)a theoretical or established value,based on scientific principles,(2)an assigned value,based on experimental work of somenational or international organization,such as the
13、U.S.Na-tional Institute of Standards and Technology(NIST),or(3)aconsensus value,based on collaborative experimental workunder the auspices of a scientific or engineering group.E177,E4561This practice is under the jurisdiction of ASTM Committee D02 on PetroleumProducts,Liquid Fuels,and Lubricants and
14、 is the direct responsibility of Subcom-mittee D02.94 on Coordinating Subcommittee on Quality Assurance and Statistics.Current edition approved Oct.1,2013.Published October 2013.Originallyapproved in 1998.Last previous edition approved in 2010 as D6299 102.DOI:10.1520/D6299-13E01.2For referenced AST
15、M standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM Inter
16、national,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.2 accuracy,nthe closeness of agreement between anobserved value and an accepted reference value.E177,E4563.1.3 assignable cause,na factor that contributes to varia-tion and that is feasible to detect and identify.E4563.1.4 bias,na systematic error that contributes to thedifference between a population mean of the measurements ortest results and an accepted reference or true value.E177,E4563.1.5 control
