ISO 14389:2022
Textiles — Determination of the phthalate content — Tetrahydrofuran method
This document specifies a method of determining phthalates in textiles with gas chromatography–mass spectrometry (GC-MS).
This document is applicable to textile products where there is a risk of the presence of some phthalates.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Procedure
7.1 Cross-contamination provisions
7.2 Preparation of standard solutions
7.2.1 Internal standard solution
7.2.2 Preparation of stock standard solutions
7.2.3 Preparation of the calibration solutions
7.3 Ultrasonic extraction and determination of phthalates
7.3.1 General
7.3.2 Preparation of test specimen
7.3.3 Extraction procedure
7.3.4 Phthalates determination
8 Calculation of the results
8.1 Calculation based on the corrected mass (by default)
8.2 Calculation based on the total mass (when relevant)
9 Test report
Annex A (normative) Calculations
Annex B (informative) Example of test parameters by GC-MS
Annex C (informative) Determination of PVC mass fraction by chemical method
Annex D (informative) Statistical data
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Procedure
7.1 Cross-contamination provisions
7.2 Preparation of standard solutions
7.2.1 Internal standard solution
7.2.2 Preparation of stock standard solutions
7.2.3 Preparation of the calibration solutions
7.3 Ultrasonic extraction and determination of phthalates
7.3.1 General
7.3.2 Preparation of test specimen
7.3.3 Extraction procedure
7.3.4 Phthalates determination
8 Calculation of the results
8.1 Calculation based on the corrected mass (by default)
8.2 Calculation based on the total mass (when relevant)
9 Test report
Annex A (normative) Calculations
Annex B (informative) Example of test parameters by GC-MS
Annex C (informative) Determination of PVC mass fraction by chemical method
Annex D (informative) Statistical data
Bibliography