I.S. EN 13723:2002
Current
The latest, up-to-date edition.
PETROLEUM PRODUCTS - DETERMINATION OF LOW LEAD CONTENTS IN GASOLINES - WAVELENGTH-DISPERSIVE X-RAY FLUORESCENCE SPECTROMETRY (XRF)
Hardcopy , PDF
English
01-01-2002
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.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Principle
4 Chemicals and solvents
4.1 2,2,4-trimethylpentane (isooctane)
4.2 Toluene
4.3 Kerosene
4.4 Lead-2-ethylhexanoate
4.5 Triphenylbismuth or bismuth-2-ethylhexanoate
4.6 Ethylhexanoic acid
4.7 Blank solution
4.8 Lead stock solution
4.9 Bismuth internal standard solution
5 Apparatus
5.1 Wavelength-dispersive X-ray flourescence
spectrometer
5.2 One-mark pipettes
5.3 Volumetric flasks
5.4 Conical flasks
5.5 Fritted glass filter
5.6 Analytical balance
6 Samples and sampling
7 Calibration solutions
7.1 Preparation of lead calibration solutions
7.2 Preparation of calibration solutions by addition
of the internal standard
8 Calibration
8.1 General
8.2 Calibration graph
8.3 Checking
9 Procedure
10 Calculation
11 Expression of results
12 Precision
12.1 Repeatability
12.2 Reproducibility
13 Test report
Specifies a method for the determination of the lead content of gasolines with a lead concentration from 4 mg/l to 25 mg/l.
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN 13723:2003 | Identical |
| EN 13723:2002 | Identical |
| DIN EN 13723:2002-10 | Identical |
| BS EN 13723:2002 | Identical |
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