1、Designation:D840622Standard Practice forPerformance Evaluation of Ambient Outdoor Air QualitySensors and Sensor-based Instruments for Portable andFixed-point Measurement1This standard is issued under the fixed designation D8406;the number immediately following the designation indicates the year ofor
2、iginal 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.1.Scope1.1 This practice establishes standardized tests for the per-formance ev
3、aluation of sensor-based continuous instrumentsfor ambient outdoor air quality measurements.It describes bothlaboratory and field tests that provide information on candidatesensor repeatability,sensitivity,linearity,cross-interferences,drift,and comparability against reference instruments.1.2 This p
4、ractice does not apply to sensors or instrumentsthat remotely measure atmospheric pollutants using open path,lidar,or imaging technology.1.3 The evaluation procedures contained in this practice arefor sensors that alone or in combination measure outdoorcriteria pollutants in ambient air:particulate
5、matter(PM2.5andPM10),sulfur dioxide(SO2),ozone(O3),carbon monoxide(CO),or nitrogen dioxide(NO2)at concentrations that arerelevant to public health.1.4 Testing is to be performed by a competent entity able todemonstrate that it operates in conformity with internationallyaccepted test laboratory quali
6、ty standards such as ISO/IEC17025.1.5 UnitsThe values stated in SI units are to be regardedas standard.No other units of measurement are included in thisstandard.1.6 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user
7、 of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.7 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the
8、 Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D1356 Terminology Relating to Sampling and Analysis ofAtmospheresD1914 Practice
9、for Conversion Units and Factors Relating toSampling and Analysis of AtmospheresD3162 Test Method for Carbon Monoxide in the Atmo-sphere(Continuous Measurement by Nondispersive Infra-red Spectrometry)D3249 Practice for General Ambient Air Analyzer Proce-duresD3824 Test Methods for Continuous Measure
10、ment of Ox-ides of Nitrogen in theAmbient or WorkplaceAtmosphereby ChemiluminescenceD5011 Practices for Calibration of Ozone Monitors UsingTransfer StandardsD5110 Practice for Calibration of Ozone Monitors andCertification of Ozone Transfer Standards Using Ultravio-let PhotometryD6332 Guide for Test
11、ing Systems for Measuring DynamicResponses of Carbon Monoxide Detectors to Gases andVaporsD8405 Test Method for Evaluating PM2.5Sensors or SensorSystems Used in Indoor Air ApplicationsE178 Practice for Dealing With Outlying ObservationsE456 Terminology Relating to Quality and StatisticsE3080 Practic
12、e for Regression Analysis with a Single Pre-dictor Variable2.2 Other References:29 CFR 1910.101 Compressed gases(general require-ments)340 CFR Part 58 Ambient Air Quality Surveillance3EN 14626:2012 Ambient air Standard method for themeasurement of the concentration of carbon monoxide by1This practic
13、e is under the jurisdiction ofASTM Committee D22 on Air Qualityand is the direct responsibility of Subcommittee D22.03 on Ambient Atmospheresand Source Emissions.Current edition approved Sept.1,2022.Published October 2022.DOI:10.1520/D8406-22.2For referenced ASTM standards,visit the ASTM website,www
14、.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.3Available from U.S.Government Publishing Office(GPO),732 N.Capitol St.,NW,Washington,DC 20401,http:/www.gpo.gov.Copyright
15、ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standa
16、rds,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1non-dispersive infrared spectroscopy4EN 14625:2012 Ambient air Standard method for themeasurement of the concentration of ozone by ultravioletphotometry4Directive 2008/50/EC of the European Parliament and of theCouncil of 21 May 2008 on ambient air quality andcleaner air for Europe4ISO/IEC 17025:2017 General requirements for the compe-tence of testing and calibration laboratories5ISO
