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BS EN ISO 18219-2:2021

BS EN ISO 18219-2:2021

$142.49

Leather. Determination of chlorinated hydrocarbons in leather – Chromatographic method for middlechain chlorinated paraffins (MCCPs)

Published By Publication Date Number of Pages
BSI 2021 24
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This document specifies a chromatographic method to determine the amount of middle-chain chlorinated paraffins (MCCPs) C14 to C17 in processed and unprocessed leathers.

PDF Catalog

PDF Pages PDF Title
2 National foreword
4 European foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus and materials
10 6 Reagents
7 Sampling
8 Sample preparation and analysis
8.1 Preparation of MCCPs calibration solution (50 Āµg/ml) with 55 % chlorination degree
11 8.2 Extraction of leather
8.3 Sulfuric acid clean-up
8.4 GC-ECNI-MS Determination
9 Expression of results
9.1 ā€‹Evaluation
9.2 Ions used for quantification
9.3 Interference to MCCPs determination
12 9.4 Calculation
9.5 Precision
10 Test report
14 Annex A (informative) Gas chromatographic (GC-ECNI-MS) analysis operating parameters
16 Annex B (informative) Liquid chromatographic (LC-MS/MS) analysis operating parameters
20 Annex C (informative) Integration with peak shape evaluation (PSE) with GC-ECNI-MS
23 Bibliography

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BS EN ISO 18219-2:2021
$142.49