EN ISO 14111:1999
Current
The latest, up-to-date edition.
Natural gas - Guidelines to traceability in analysis (ISO 14111:1997)
24-03-1999
1 Scope
2 Normative references
3 Definitions
4 Fundamental principles of metrological traceability
5 Elaboration of the traceability concept
6 Chemical composition and the SI system
7 Traceability in natural-gas analysis
8 Hierarchy of reference in uncertainty assessment
9 Role of traceability in uncertainty assessment
10 Implementation of traceability in International
Standards for natural-gas analysis
11 Examples
12 Summary
ANNEXES
A Supplementary terms and definitions
B Example of typical interlaboratory test results
C Bibliography
Defines guidelines on the application and implementation of traceability concepts in analysing natural gas. Covers the foundations of the development of specific traceability protocols.
| Committee |
CEN/TC 238
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN ISO 14111:2000-06 | Identical |
| NEN EN ISO 14111 : 1999 | Identical |
| NBN EN ISO 14111 : 1999 | Identical |
| I.S. EN ISO 14111:1999 | Identical |
| UNE-EN ISO 14111:1999 | Identical |
| NS EN ISO 14111 : 1ED 1999 | Identical |
| SS-EN ISO 14111:1999 | Identical |
| ISO 14111:1997 | Identical |
| SN EN ISO 14111 : 1999 | Identical |
| NF EN ISO 14111 : 1999 | Identical |
| BS EN ISO 14111:1999 | Identical |
| PN EN ISO 14111 : 2004 | Identical |
| UNI EN ISO 14111 : 1999 | Identical |
| 18/30369304 DC : DRAFT APR 2018 | BS EN 1473 - INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN OF ONSHORE INSTALLATIONS |
| PREN 1473 : DRAFT 2018 | INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN OF ONSHORE INSTALLATIONS |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 6976:2016 | Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition |
| ISO 5168:2005 | Measurement of fluid flow — Procedures for the evaluation of uncertainties |
| ISO 6974-2:2012 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations |
| ISO 10723:2012 | Natural gas — Performance evaluation for analytical systems |
| ISO 6711:1981 | Gas analysis Checking of calibration gas mixtures by a comparison method |
| ISO 5725-3:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 3: Intermediate measures of the precision of a standard measurement method |
| ISO Guide 33:2015 | Reference materials — Good practice in using reference materials |
| ISO 5725-6:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values |
| ISO Guide 35:2017 | Reference materials — Guidance for characterization and assessment of homogeneity and stability |
| ISO 5725-4:1994 | Accuracy (trueness and precision) of measurement methods and results Part 4: Basic methods for the determination of the trueness of a standard measurement method |
| ISO 6143:2001 | Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures |
| ISO Guide 30:2015 | Reference materials — Selected terms and definitions |
| ISO 6142:2001 | Gas analysis Preparation of calibration gas mixtures Gravimetric method |
| 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 |
| ISO 9001:2015 | Quality management systems — Requirements |
| ISO 6974-1:2012 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition |
| ISO 10012-1:1992 | Quality assurance requirements for measuring equipment Part 1: Metrological confirmation system for measuring equipment |
| ISO 3534-1:2006 | Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability |
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