I.S. EN 13130-8:2004
Current
The latest, up-to-date edition.
Hardcopy , PDF
English
01-01-2004
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.
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
4.1 Analytes
4.2 Reagents
5 Apparatus
5.1 General
6 Samples
7 Procedure
7.1 Test sample screening
7.1.1 Test sample extraction and derivation
7.1.2 Preparation of reagent blank sample
7.1.3 Preparation internal standard check sample
7.1.4 Preparation un-derivatized sample blank
7.1.5 Chromatographic determination
7.2 Quantification of isocyanates by standard addition
7.2.1 General
7.2.2 Preparation of standard solutions for quantification
(0 microg/ml to 5 microg/ml)
7.2.3 Procedure for standard addition
7.2.4 Control sample
7.2.5 Analysis
7.3 Evaluation of data
7.3.1 General
7.3.2 HPLC interferences
8 Expression of results
8.1 Calculation by least squares regression
8.2 Graphical determination of using internal standard
8.3 Precision data and detection limit
8.3.1 General
8.3.2 Repeatability
8.3.3 Reproducibility
8.3.4 Detection limits
9 Confirmation
9.1 Requirement of confirmation
9.2 Confirmation by re-analysis on an HPLC column of
different elution characteristics
10 Test report
Annex A (normative) Calibration by standard addition omitting
the internal standard
Annex B (informative)
Annex C (informative) Suggested gradient profile
Bibliography
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