1、Designation: C 859 08Standard Terminology Relating toNuclear Materials1This standard is issued under the fixed designation C 859; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses in
2、dicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This terminology standard contains terms, definitions,descriptions of terms, nomenclature, and explanations of acro-nyms and symbols specifically associated wi
3、th standards underthe jurisdiction of Committee C26 on Nuclear Fuel Cycle. Thisterminology may also be applicable to documents not under thejurisdiction of Committee C26, in which case this terminologymay be referenced in those documents.2. Terminologyabundance sensitivity, nin methods of chemical a
4、nalysis,the ratio of the ion beam intensity of the major isotope, M,to the background current at the adjacent mass positions.Abundance sensitivity 5ion current at mass Mion current at M 6 1(1)analyte, nim method of chemical analysis, a sample com-ponent whose presence and concentration is of interes
5、t.continuing calibration blank check solution (CCB)inmethods of chemical analysis, a standard solution that has noanalyte and is used to verify blank response and freedomfrom carryover.continuing calibration verification check solution(CCV)in methods of chemical analysis, a standard solu-tion (or se
6、t of solutions) used to verify freedom fromexcessive instrument drift; the concentration is to be near themidrange of a linear curve.determination, nthe process of carrying out a series ofoperations specified in the test method whereby a singlevalue is obtained.initial calibration verification check
7、 solution (ICV)inmethods of chemical analysis, a standard solution (or a set ofstandard solutions) used to verify calibration standard levels;the concentration of analyte is to be near mid-range of thelinear curve that is made from a stock solution having adifferent manufacturer or manufacturer lot
8、identification thanthe calibration standards.linear range check solution (LRS)in methods of chemicalanalysis, a solution containing known concentrations of theanalytes that is used to determine the upper limit of the linearrange.mass bias or fractionation, nin methods of chemicalanalysis, the deviat
9、ion of the observed or measured isotoperatio from the true ratio as a function of the difference inmass between the two isotopes.on-peak spectral interference correction, nadjustmentsmade in observed net intensity of peak interest to compen-sate for error introduced by spectral interferences.quench
10、standard curve, nin methods of radiochemicalanalysis, a relationship between sample quench and detec-tion efficiency. A quench curve for an isotope in a givencocktail and vial combination is developed by counting aseries of standards containing the same activity of thatisotope, but each with differe
11、nt quench. Sample quench istypically quantified by variety of parameters.sequential flow injection, nin methods of chemical analysis,an automated non-chromatographic flow analysis techniquefor concentrating the analytes and separating them fromsample components by reproducibly and sequentially ma-ni
12、pulating flow of sample and reagents through a column ofsorbent material.test result, nin methods of chemical analysis, the valueobtained for a given property from one test unit, which maybe a single observation or the combination of multipleobservations, as required by a specific test method.1This
13、terminology is under the jurisdiction ofASTM Committee C26 on NuclearFuel Cycle and is the direct responsibility of Subcommittee C26.01 on Editorial andTerminology.Current edition approved Sept. 15, 2008. Published October 2008. Originallyapproved in 1977. Last previous edition approved in 1992 as C
14、 859 92b which waswithdrawn in June 2005 and reinstated in September 2008.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.This standard is subject to revision at any time by the responsible technical committee and must be reviewed ev
15、ery five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible tech
16、nical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).C859082
