ASTM E135-2009b 2500 Standard Terminology Relating to Analytical Chemistry for Metals Ores and Related Materials.pdf
《ASTM E135-2009b 2500 Standard Terminology Relating to Analytical Chemistry for Metals Ores and Related Materials.pdf》由会员分享,可在线阅读,更多相关《ASTM E135-2009b 2500 Standard Terminology Relating to Analytical Chemistry for Metals Ores and Related Materials.pdf(5页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: E135 09bStandard Terminology Relating toAnalytical Chemistry for Metals, Ores, and RelatedMaterials1This standard is issued under the fixed designation E135; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of
2、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 is a compilation of terms commonly used inanalytical chemistry for metals, ores, and related materials.Terms that
3、 are generally understood or defined adequately inother readily available sources are either not included or theirsources are identified.1.2 A definition is a single sentence with additional infor-mation included in a discussion.1.3 Definitions identical to those published by anotherstandards organi
4、zation or ASTM committee are identified withthe name of the organization or the identifying document andASTM committee.1.4 Definitions specific to a particular field (such as emis-sion spectrometry) are identified with an italicized introductoryphrase.2. Referenced Documents2.1 ASTM Standards:2E1914
5、 Practice for Use of Terms Relating to the Develop-ment and Evaluation of Methods for Chemical AnalysisE2437 Practice for Designing and Validating Performance-Based Test Methods for the Analysis of Metals, Ores, andRelated MaterialsE2438 Practice for Implementing Standard PerformanceBased Test Metho
6、ds for the Analysis of Metals, Ores, andRelated Materials2.2 ISO Standard:3ISO Guide 30 Terms and Definitions Used in Connectionwith Reference Materials3. Significance and Use3.1 Definitions given in Section 4 are intended for use in allstandards on analytical chemistry for metals, ores, and related
7、materials. The definitions should be used uniformly andconsistently. The purpose of this terminology is to promoteclear understanding and interpretation of the standards inwhich definitions are used.4. Terminology Definitionsaim interlaboratory uncertainty, nthe maximum deviation(95 % confidence) to
8、 be allowed in the design of the totalinterlaboratory uncertainty of a test method, beginning withthe preparation of a homogeneous sample and ending with afinal report value to the client. E2437aim total intralaboratory uncertainty, nthe maximumdeviation (95 % confidence) to be allowed in the design
9、 ofthe total intralaboratory uncertainty of a test method, begin-ning with the preparation of a homogeneous sample andending with a final report value to the client. E2438aim uncertainty budget, nduring the development of astandard performance-based test method, the target alloca-tion of interlabora
10、tory measurement uncertainty among spe-cific components of a measurement process that contributesignificantly to the overall deviation. The target allocation ismade by the task group and serves as guidance for interlabo-ratory test participants during method testing. E2437analytical curvesee calibra
11、tion curve.analyte, nin methods of chemical analysis, the constituentdetermined by a chemical measurement process. E19141This terminology is under the jurisdiction of ASTM Committee E01 onAnalytical Chemistry for Metals, Ores, and Related Materials and is the directresponsibility of Subcommittee E01
12、.23 on Terminology and Editorial.Current edition approved Oct. 1, 2009. Published December 2009. Originallyapproved in 1958. Last previous edition approved in 2009 as E135 09a. DOI:10.1520/E0135-09B.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service
13、 at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.1Copyright ASTM International, 100
14、Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.analytical gap, nin atomic emission spectrometry, the re-gion between two electrodes in which the specimen isexcited and from which radiant energy is used for analysis.analytical line, nin atomic spectrometry, the partic
15、ularwavelength of electromagnetic radiation used in determiningthe presence or concentration of an element.arc, condensedsee discharge, triggered capacitor.continuous dc arc, na self-maintaining dc discharge.noncapacitive ac arc, nin atomic emission spectrometry,aseries of separate electrical discha
16、rges, individually self-initiating or initiated separately by another means, in whicheach current pulse has a polarity that is reversed from theprevious one.arc linenot recommended, see atom line.atom line, nin atomic emission spectrometry, a spectral lineresulting from radiation emitted during elec
17、tron transition asan excited atom returns to a lower energy level.atomic emission spectrometry (AES), npertaining to emis-sion spectrometry in the ultraviolet, visible, or infraredwavelength regions of the electromagnetic spectrum.between-laboratory standard deviation, sR, nthe standarddeviation of
18、results obtained on the same material using thesame method in different laboratories (synonym: reproduc-ibility). E1914buffer, nin spectrometric analysis, a substance that tends tominimize the effects of one or more elements on theemission of other elements.burn, nin atomic emission spectrometry, th
19、at portion of asolid specimen from which atoms were volatilized or sput-tered.burn, vtin atomic emission spectrometry, to vaporize, orsputter, and excite a specimen with sufficient energy togenerate spectral radiation.calibrant, na reference material used for a calibration.calibrate, vt(1) to establ
20、ish the relationship between theresponse of an instrument and the concentration or mass ofthe analyte; (2) to establish a table of corrections to improvethe accuracy of equipment used to measure physical prop-erties such as mass, volume, temperature, and so forth.calibration, nthe act, process, or r
21、esult of establishing: (1)the relationship between the response of an instrument andthe concentration or mass of the substance determined; (2)atable of corrections to improve the accuracy of equipmentused to measure physical properties such as mass, volume,temperature, and so forth.calibration curve
22、, nthe graphical or mathematical represen-tation of the relationship between the response of an instru-ment and the concentration or mass of the analyte.condensed arcsee under discharge, triggered capacitor.continuous dc arcsee under arc.certified reference material (CRM), na reference material,acco
23、mpanied by a certificate, one or more of whose propertyvalues are certified by a procedure which establishes trace-ability to an accurate realization of the unit in which theproperty values are expressed, and for which each certifiedvalue is accompanied by an uncertainty at a stated level ofconfiden
24、ce.DISCUSSIONSee also standard reference material (SRM).counter electrode, nin atomic emission spectrometry, theelectrode in an analytical pair that does not contain thespecimen being analyzed.detection limit, nthe smallest net signal (or the derivedproperty value, constituent mass fraction, etc.) o
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
5000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ASTME1352009B2500STANDARDTERMINOLOGYRELATINGTOANALYTICALCHEMISTRYFORMETALSORESANDRELATEDMATERIALSPDF
链接地址:http://www.mydoc123.com/p-526939.html