NEN EN ISO 17070 : 2015
Current
The latest, up-to-date edition.
LEATHER - CHEMICAL TESTS - DETERMINATION OF TETRACHLOROPHENOL-, TRICHLOROPHENOL-, DICHLOROPHENOL-, MONOCHLOROPHENOL-ISOMERS AND PENTACHLOROPHENOL CONTENT
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Apparatus
5 Reagents
6 Sampling and preparation of samples
7 Procedures
7.1 Steam-distillation
7.2 Liquid-liquid-extraction and acetylation
7.3 Preparation of calibration mixture for
acetylated PCP and TCG
7.4 Capillary gas chromatography (GC)
8 Expression of results
9 Test report
Annex A (informative) Reliability of the method
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