PREN 15944 : DRAFT 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
LIQUID PETROLEUM PRODUCTS - DETERMINATION OF NICKEL AND VANADIUM CONTENT - INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROMETRY (ICP OES)
01-11-2010
12-01-2013
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
5.1 Laboratory equipment
5.1.1 General
5.1.2 Glassware
6 Sampling
7 Preparation of calibration solutions
7.1 General
7.2 Calibration solutions
7.3 Internal standard solution
7.4 Working solutions
8 Calibration
8.1 General
8.2 Calibration of the ICP OES spectrometer
8.3 Procedure A
8.4 Procedure B
8.5 Check of calibration
9 Procedure
9.1 Sample preparation
9.2 Sample measurement
10 Calculation
10.1 Procedure A
10.2 Procedure B
11 Expression of results
12 Precision
12.1 General
12.2 Repeatability, r
12.3 Reproducibility, R
13 Test report
Bibliography
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