UNI EN 13130-4 : 2005
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The latest, up-to-date edition.
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 4: Determination of 1,3-butadiene in plastics
01-01-2005
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Samples
6.1 General
6.2 Sample preparation for gas chromatography
6.2.1 Test samples
6.2.2 Calibration samples for the standard addition method
6.2.3 Bank samples
7 Procedure
7.1 GC preparation
7.2 Performance of GC measurements
8 Expression of results
8.1 Method of calculation
8.1.1 GC interferences
8.1.2 Determination of the 1,3-butadiene concentration
in the polymer
8.2 Repeatability and reproducibility
8.2.1 Validation
8.2.2 Repeatability and reproducibility
8.2.3 Detection of limit
9 Confirmation
9.1 Requirements for confirmation
9.2 Confirmation by combined gas chromatography/mass spectrometry
10 Test report
Annex A (normative) Calibration via external standardization
A.1 General
A.2 Construction of the calibration graph
A.3 Graphical determination
A.4 Calculation from the regression parameters
Annex B (normative) Manual sample injection
Bibliography
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