I.S. EN ISO 4259:2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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PETROLEUM PRODUCTS - DETERMINATION AND APPLICATION OF PRECISION DATA IN RELATION TO METHODS OF TEST
Hardcopy , PDF
24-12-2017
English
01-01-2006
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Stages in the planning of an inter-laboratory test
programme for the determination of the precision of
a test method
4.1 General
4.2 Preparing a draft method of test
4.3 Planning a pilot programme with at least two
laboratories
4.4 Planning the inter-laboratory programme
4.5 Executing the inter-laboratory programme
5 Inspection of inter-laboratory results for uniformity
and for outliers
5.1 General
5.2 Transformation of data
5.3 Tests for outliers
5.4 Rejection of complete data from a sample
5.5 Estimating missing or rejected values
5.6 Rejection test for outlying laboratories
5.7 Confirmation of selected transformation
6 Analysis of variance, calculation and expression of
precision estimates
6.1 General
6.2 Analysis of variance
6.3 Expectation of mean squares and calculation of
precision estimates
6.4 Expression of precision estimates of a method of test
7 Significance of repeatability (r) and reproducibility (R)
7.1 General
7.2 Repeatability, r
7.3 Reproducibility, R
8 Specifications
8.1 Aim of specifications
8.2 Construction of specifications limits in relation
to precision
9 Quality control against specifications
9.1 General
9.2 Testing margin at the supplier
9.3 Testing margin at the recipient
10 Dispute procedure
Annex A (normative) Determination of number of samples
required
Annex B (informative) Derivation of equation for calculating
the number of samples required
Annex C (normative) Notation and tests
Annex D (normative) Example results of test for determination
of bromine number and statistical tables
Annex E (normative) Types of dependence and corresponding
transformations
Annex F (normative) Weighted linear regression analysis
Annex G (normative) Rules for rounding off results
Annex H (informative) Explanation of equations given in Clause 7
Annex I (informative) Specifications that relate to a specified
degree of criticality
Bibliography
Gives the calculation of precision estimates and their application to specifications.
| DocumentType |
Standard
|
| Pages |
74
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ONORM EN ISO 4259 : 2007 | Identical |
| UNI EN ISO 4259 : 2006 | Identical |
| EN ISO 4259:2006 | Identical |
| NS EN ISO 4259 : 2ED 2006 | Identical |
| NF EN ISO 4259 : 2006 | Identical |
| BS EN ISO 4259:2006 | Identical |
| UNE-EN ISO 4259:2007 | Identical |
| NEN EN ISO 4259 : 2006 | Identical |
| NBN EN ISO 4259 : 2006 | Identical |
| ISO 4259:2006 | Identical |
| SN EN ISO 4259 : 2006 | Identical |
| I.S. 251:2012 | GAS OIL - REQUIREMENTS AND TEST METHODS |
| ISO 3534-2:2006 | Statistics — Vocabulary and symbols — Part 2: Applied statistics |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
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