I.S. EN 13130-8:2004
Current
The latest, up-to-date edition.
MATERIALS AND ARTICLES IN CONTACT WITH FOODSTUFFS - PLASTICS SUBSTANCES SUBJECT TO LIMITATION - PART 8: DETERMINATION OF ISOCYANATES IN PLASTICS
Hardcopy , PDF
English
01-01-2004
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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
Describes a method for the determination of individual and total levels of residual isocyanates in plastics materials and articles.
| DevelopmentNote |
Supersedes I.S. ENV 13130-8. (02/2006)
|
| DocumentType |
Standard
|
| Pages |
23
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NS EN 13130-8 : 1ED 2004 | Identical |
| NBN EN 13130-8 : 2004 | Identical |
| NF EN 13130-8 : 2004 | Identical |
| UNE-EN 13130-8:2005 | Identical |
| EN 13130-8:2004 | Identical |
| DIN EN 13130-8:2004-08 | Identical |
| UNI EN 13130-8 : 2005 | Identical |
| SN EN 13130-8 : 2004 | Identical |
| BS EN 13130-8:2004 | Identical |
| NEN EN 13130-8 : 2004 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| 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 |
| EN 13130-1:2004 | Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 1: Guide to test methods for the specific migration of substances from plastics to foods and food simulants and the determination of substances in plastics and the selection of conditions of exposure to food simulants |
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