Standard Practice for Writing Quality Control Specifications for Standard Test Methods for Water Analysis

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1.1 This practice provides specific, mandatory requirements for incorporating quality control (QC) procedures into all test methods under the jurisdiction of committee D19.
1.2 Required QC sections in all applicable test methods are intended to achieve two goals. First, users of Committee D19 test methods will be able to demonstrate a minimum competency in the performance of these test methods by comparison with collaborative study data. Second, all users of test methods will be required to perform a minimum level of QC as part of proper implementation of these test methods to ensure ongoing competency.
1.3 This practice contains the primary requirements for QC of a specific test method. In many cases, it may be desirable to implement additional QC requirements to assure the desired quality of data.
1.4 The specific requirements in this practice may not be applicable to all test methods. These requirements may vary depending on the type of test method used as well as the analyte being determined and the sample matrix being analyzed. See Explanation 1 in Appendix X1.
1.5 This practice is for use with quantitative methods and may not be applicable to qualitative test methods.
1.6 Presently, this practice is applicable primarily to chemical test methods. It is intended that, in future revisions, the practice will be expanded to include other methods such as microbiological methods.

General Information

Status
Historical
Publication Date
14-Feb-2000
Current Stage
Ref Project

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ASTM D5847-99ae1 - Standard Practice for Writing Quality Control Specifications for Standard Test Methods for Water Analysis
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Standards Content (Sample)

e1
Designation: D 5847 – 99a
Standard Practice for
Writing Quality Control Specifications for Standard Test
1
Methods for Water Analysis
This standard is issued under the fixed designation D 5847; 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 (e) indicates an editorial change since the last revision or reapproval.
1
e NOTE—Editorial changes were made to this standard in February 2000.
1. Scope implement additional QC requirements to assure the desired
quality of data.
1.1 This practice provides specific, mandatory requirements
1.5 The specific requirements in this practice may not be
for incorporating quality control (QC) procedures into all test
applicable to all test methods. These requirements may vary
methods under the jurisdiction of Committee D-19.
depending on the type of test method used as well as the
1.2 ASTM has adopted the following:
analyte being determined and the sample matrix being ana-
Policy on implementation of requirements for a quality control
lyzed. See Explanation 1 in Appendix X1.
section in standard test methods generated by Committee D-19
on Water.
1.5.1 If there are compelling reasons why any of the specific
QC requirements listed in this practice are not applicable to a
GENERAL—By July 29, 1998, or at the next reapproval or revision,
specific test method, these reasons must be documented in the
whichever is later, every D-19 Standard Test Method shall contain a
QC section that is in full compliance with the requirements of this
QC section of the test method.
practice.
1.5.2 With the approval of Committee D-19 on the recom-
NEW COLLABORATIVE TESTING—As of July 29, 1998, each col-
laborative study design shall include a QC section as part of the mendation of the D-19 Results Advisor and the Technical
method to be tested. Prior to approval of the study design, the Re-
Operations section of the Executive Subcommittee, a statement
sults Advisor shall ascertain the appropriateness of the QC section in
giving the compelling reasons why compliance with all or
meeting the requirements of this Practice and Practice D-2777, and
shall advise the designer of the study of any changes needed to ful- specific points of this practice cannot be achieved will meet the
fill the requirements of these practices. Before a collaborative study
requirements of both ASTM and this practice.
may be conducted, approval of the study design by the Results Advi-
1.5.3 Test Methods developed prior to the approval of this
sor must be obtained.
OLDER VALIDATED METHODS—Standard test methods that were
practice with a QC Section that meet the requirements of
validated using D-2777-77, D-2777-86, or D-2777-94, when ballotted
Specification D 5789 are considered in compliance with this
for reapproval or revision, shall contain a QC section based upon the
Practice.
best information from the historical record. Where appropriate, infor-
mation derived from the record of the collaborative study shall be
1.6 This practice is for use with quantitative methods and
utilized for this purpose. The introduction of the QC section into
may not be applicable to qualitative test methods.
these standard test methods shall not be construed as a requirement
1.7 Presently, this practice is applicable primarily to chemi-
for a new collaborative study, though the Subcommittee may opt for
such a study. Any information available regarding QC or precision/
cal test methods. It is intended that, in future revisions, the
bias testing shall be included in the appropriate sections of the pub-
practice will be expanded to include other methods such as
lished method.
microbiological methods.
1.3 Required QC sections in all applicable test methods are
intended to achieve two goals. First, users of Committee D-19 2. Referenced Documents
test methods will be able to demonstrate a minimum compe-
2.1 ASTM Standards:
2
tency in the performance of these test methods by comparison
D 1129 Terminology Relating to Water
with collaborative study data. Second, all users of test methods 2
D 1193 Specification for Reagent Water
will be required to perform a minimum level of QC as part of
D 2777 Practice for Determination of Precision and Bias of
proper implementation of these test methods to ensure ongoing 2
Applicable Methods of Committee D-19 on Water
3
competency.
D 3648 Practices for the Measurement of Radioactivity
1.4 This practice contains the primary requirements for QC
D 3856 Guide for Good Laboratory Practices in Laborato-
2
of a specific test method. In many cases, it may be desirable to
ries Engaged in Sampling and Analysis of Water
D 4375 Terminology for Basic Statistics in Committee
2
D-19 on Water
1
This practice is under the jurisdiction of ASTM Committee D-19 on Water and
is the direct responsibility of Subcommittee D19.02 on General Specifications,
Technical Resources and Stati
...

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