ASTM E135-08b
(Terminology)Standard Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials
Standard Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials
SIGNIFICANCE AND USE
Definitions given in Section 4 are intended for use in all standards on analytical chemistry for metals, ores, and related materials. The definitions should be used uniformly and consistently. The purpose of this terminology is to promote clear understanding and interpretation of the standards in which definitions are used.
SCOPE
1.1 This is a compilation of terms commonly used in analytical chemistry for metals, ores, and related materials. Terms that are generally understood or defined adequately in other readily available sources are either not included or their sources are identified.
1.2 A definition is a single sentence with additional information included in a discussion.
1.3 Definitions identical to those published by another standards organization or ASTM committee are identified with the name of the organization or the identifying document and ASTM committee.
1.4 Definitions specific to a particular field (such as emission spectrometry) are identified with an italicized introductory phrase.
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Designation: E 135 – 08b
Standard Terminology Relating to
Analytical Chemistry for Metals, Ores, and Related
1
Materials
This standard is issued under the fixed designation E 135; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
3
1. Scope 2.2 ISO Standard:
ISO Guide 30 Terms and Definitions Used in Connection
1.1 This is a compilation of terms commonly used in
with Reference Materials
analytical chemistry for metals, ores, and related materials.
Terms that are generally understood or defined adequately in
3. Significance and Use
other readily available sources are either not included or their
3.1 Definitions given in Section 4 are intended for use in all
sources are identified.
standards on analytical chemistry for metals, ores, and related
1.2 A definition is a single sentence with additional infor-
materials. The definitions should be used uniformly and
mation included in a discussion.
consistently. The purpose of this terminology is to promote
1.3 Definitions identical to those published by another
clear understanding and interpretation of the standards in
standards organization orASTM committee are identified with
which definitions are used.
the name of the organization or the identifying document and
ASTM committee.
4. Terminology Definitions
1.4 Definitions specific to a particular field (such as emis-
accuracy, n—of methods of chemical analysis, a characteristic
sion spectrometry) are identified with an italicized introductory
manifested by agreement. E 1914
phrase.
aim interlaboratory uncertainty, n—the maximum deviation
2. Referenced Documents
(95 % confidence) to be allowed in the design of the total
2
interlaboratory uncertainty of a test method, beginning with
2.1 ASTM Standards:
E 1914 Practice for Use of Terms Relating to the Develop- the preparation of a homogeneous sample and ending with a
ment and Evaluation of Methods for Chemical Analysis final report value to the client. E 2437
aim total intralaboratory uncertainty, n—the maximum
E 2437 Practice for Designing and Validating Performance-
Based Test Methods for the Analysis of Metals, Ores, and deviation (95 % confidence) to be allowed in the design of
the total intralaboratory uncertainty of a test method, begin-
Related Materials
E 2438 Practice for Implementing Standard Performance ning with the preparation of a homogeneous sample and
ending with a final report value to the client. E 2438
Based Test Methods for the Analysis of Metals, Ores, and
Related Materials aim uncertainty budget, n—during the development of a
standard performance-based test method, the target alloca-
tion of interlaboratory measurement uncertainty among spe-
1
This terminology is under the jurisdiction of ASTM Committee E01 on
cific components of a measurement process that contribute
Analytical Chemistry for Metals, Ores, and Related Materials and is the direct
significantly to the overall deviation. The target allocation is
responsibility of Subcommittee E01.23 on Terminology and Editorial.
made by the task group and serves as guidance for interlabo-
CurrenteditionapprovedJune1,2008.PublishedJuly2008.Originallyapproved
in 1958. Last previous edition approved in 2008 as E 135 – 08a.
ratory test participants during method testing. E 2437
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
the ASTM website. 4th Floor, New York, NY 10036, http://www.ansi.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1
---------------------- Page: 1 ----------------------
E 135 – 08b
analytical curve—see calibration curve. certified reference material (CRM), n—a reference material,
analyte, n—in methods of chemical analysis, the component accompanied by a certificate, one or more of whose property
determined by a method. E 1914 values are certified by a procedure which establishes trace-
analytical gap, n—in atomic emission spectrometry, the re- ability to an accurate realization of the unit in which the
gion between two electrodes in which the specimen is property values are expressed, and for which each certified
excited and from which radiant energy is used for analysis. value is accompanied by an uncertainty at a stated level of
analytical line, n—in atomic spectrometry, the particular confidence.
wavelengthofelectromagneticradiationusedindetermining
DISCUSSION—See also
...
This document is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:E135–08a Designation:E135–08b
Standard Terminology Relating to
Analytical Chemistry for Metals, Ores, and Related
1
Materials
This standard is issued under the fixed designation E 135; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This is a compilation of terms commonly used in analytical chemistry for metals, ores, and related materials.Terms that are
generally understood or defined adequately in other readily available sources are either not included or their sources are identified.
1.2 A definition is a single sentence with additional information included in a discussion.
1.3 Definitions identical to those published by another standards organization orASTM committee are identified with the name
of the organization or the identifying document and ASTM committee.
1.4 Definitions specific to a particular field (such as emission spectrometry) are identified with an italicized introductory phrase.
2. Referenced Documents
2
2.1 ASTM Standards:
E 1914 Practice for Use of Terms Relating to the Development and Evaluation of Methods for Chemical Analysis
E 2437 Practice for Designing and Validating Performance-Based Test Methods for the Analysis of Metals, Ores, and Related
Materials
E 2438 Practice for Implementing Standard Performance Based Test Methods for the Analysis of Metals, Ores, and Related
Materials
1
This terminology is under the jurisdiction of ASTM Committee E01 on Analytical Chemistry for Metals, Ores and Related Materials and is the direct responsibility of
Subcommittee E01.23 on Terminology and Editorial.
´1
Current edition approvedAprilJune 1, 2008. PublishedAprilJuly 2008. Originally approved in 1958. Last previous edition approved in 2008 as E135–08 . E 135 – 08a.
2
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1
---------------------- Page: 1 ----------------------
E135–08b
3
2.2 ISO Standard:
ISO Guide 30 Terms and Definitions Used in Connection with Reference Materials
3. Significance and Use
3.1 Definitions given in Section 4 are intended for use in all standards on analytical chemistry for metals, ores, and related
materials. The definitions should be used uniformly and consistently. The purpose of this terminology is to promote clear
understanding and interpretation of the standards in which definitions are used.
4. Terminology Definitions
accuracy, n—of methods of chemical analysis, a characteristic manifested by agreement. E 1914
aim interlaboratory uncertainty, n— the maximum deviation (95 % confidence) to be allowed in the design of the total
interlaboratory uncertainty of a test method, beginning with the preparation of a homogeneous sample and ending with a final
report value to the client. E 2437
aim total intralaboratory uncertainty, n—the maximum deviation (95 % confidence) to be allowed in the design of the total
intralaboratory uncertainty of a test method, beginning with the preparation of a homogeneous sample and ending with a final
report value to the client. E 2438
aim uncertainty budget, n—during the development of a standard performance-based test method, the target allocation of
interlaboratory measurement uncertainty among specific components of a measurement process that contribute significantly to
the overall deviation. The target allocation is made by the task group and serves as guidance for interlaboratory test participants
during method testing. E 2437
analytical curve— see calibration curve.
analyte, n—in methods of chemical analysis, the component determined by a method. E 1914
analyticalgap, n— in atomic emission spectrometry,theregionbetweentwoelectrodesinwhichthespecimenisexcitedandfrom
which radiant energy is used for analysis.
analytical line, n— in atomic spectrometry, the particular wavelength of electromagnetic radiation used in determining the
presence or concentration of an element.
arc, condensed— see discharge, triggered capacitor.
continuous dc arc, n—a self-maintaining dc discharge.
noncapacitive ac arc, n—in atomic emission spectrometry, a series of s
...
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