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JJF 1117.1-2012

JJF 1117.1-2012_English: PDF (JJF1117.1-2012)
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JJF 1117.1-2012English419 Add to Cart 3 days Measurement Comparison of Chemical Quantity JJF 1117.1-2012 Valid JJF 1117.1-2012

Standard ID JJF 1117.1-2012 (JJF1117.1-2012)
Description (Translated English) Measurement Comparison of Chemical Quantity
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A61
Classification of International Standard 17.020
Word Count Estimation 18,184
Quoted Standard JJF 1001; JJF 1117-2010; ISO/IEC GUIDE 98-3-2008
Drafting Organization China Institute of Metrology
Administrative Organization National Technical Committee of Physics stoichiometric measurement
Regulation (derived from) AQSIQ Announcement No. 212 of 2012
Issuing agency(ies) State Administration of Quality Supervision, Inspection and Quarantine
Summary This standard specifies the chemical measurement compared to the design than on the program, compared to the data processing, evaluation results may be compared to the rules and methods of use.

JJF 1117.1-2012
Measurement Comparison of Chemical Quantity
People's Republic of China National Metrology Technical Specifications
Chemical measurement comparison
Issued on. 2012-12-21
2013-03-21 implementation
The State Administration of Quality Supervision, Inspection and Quarantine released
Chemical measurement comparison
Focal point. the National Technical Committee stoichiometric physical
Drafting units. China Institute of Metrology
This specification stoichiometric commissioned National Technical Committee is responsible for the physical interpretation
Drafters of this specification.
Li Hongmei (China Institute of Metrology)
Repair Hongyu (China Institute of Metrology)
Lu Xiaohua (China Institute of Metrology)
Ni Xiaoli (China Institute of Metrology)
table of Contents
Introduction (Ⅱ)
1 Scope (1)
2. References (1)
3 Terms and Definitions (1)
3.1 stoichiometric ratio to measure (1)
3.2 than the reference value (1)
Than 3.3 degree of equivalence (1)
More than 3.4 horizontal sample (1)
4 match preparation (1)
5 comparison embodiment (2)
6 to process the data (2)
Finishing 6.1 Data (2)
6.2 Excluding outliers (3)
6.3 normal distribution hypothesis testing (3)
7 to determine the reference value (3)
Laboratory measurements leading 7.1 (4)
7.2 values obtained by the collaborating laboratories (4)
7.3 by the participants than the value obtained in laboratory (5)
Other methods to obtain the value of 7.4 (5)
Evaluation of the results of more than 8 (5)
En value by 8.1 Evaluation (5)
8.2 Press the CD value of the evaluation (6)
8.3 Evaluation by ZΔ value (6)
8.4 Evaluation by Z-score (6)
8.5 Evaluation of other methods (7)
9 to assessment of equivalent degree (7)
9.1 Evaluation of the first scheme equivalent (7)
9.2 Evaluation equivalent second program (7)
9.3 Evaluation equivalent third aspect (8)
9.4 equivalent of the fourth assessment program (8)
10 match summary report (8)
Appendix A design than the route (10)
Appendix B ratio of the sample homogeneity, stability evaluation (11)
Appendix C Compatibility test methods (12)
JJF 1117 "stoichiometric ratio of" organization, implementation and evaluation of measurement than the foundation documents. As this specification
JJF 1117-2010 "stoichiometric ratio of" additions, thinning in the field of chemical measurement, the leading laboratory design comparison
Programs to handle than the data, it is possible to evaluate the application of rules and methods than on the results.
This specification is the first release.
Chemical measurement comparison
1 Scope
This specification defines the ratio of the chemical measurement (hereinafter referred to as "alignment") than in the design of programs to address the ratio of the number of
According to the evaluation results than possible when using rules and methods.
2. References
JJF 1001 common measurement terms and definitions
JJF 1117-2010 stoichiometric ratio of
ISO /IEC Guide98-3.2008 Measurement Uncertainty - Part 3. Guide to the Expression of Uncertainty in Measurement
(Uncertaintyofmeasurement-Part 3. Guidetotheexpressionofuncertaintyinmeas-
For dated references, only the dated edition applies to this specification; undated reference documents
Member, the latest edition (including any amendments) applies to this specification.
3 Terms and Definitions
Under specified conditions, to specify the level of accuracy or measurement uncertainty range of the same chemical amounts carried
3.2 than the reference value referencevalueofcomparison
By the ratio of the results obtained or the use of agreed, and having its uncertainty and metrological traceability of reference
value. Normally it suitably small measurement uncertainty is acceptable. As a similar amount than the reference value, may be
The theoretical value (true value), assigned by the Convention on value or measurement procedures defined.
Than 3.3 degree of equivalence [1] degreeofequivalence (DoE) ofcomparison
Degree of con