• EN ISO 5398-4:2007

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Leather - Chemical determination of chromic oxide content - Part 4: Quantification by inductively coupled plasma - optical emission spectrometer (ICP-OES) (ISO 5398-4:2007)

    Available format(s): 

    Superseded date:  14-02-2019

    Language(s): 

    Published date:  01-08-2007

    Publisher:  Comite Europeen de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Sampling and sample preparation
    6 Reagents
       6.1 Wet oxidation method
       6.2 ICP-OES
    7 Apparatus
    8 Methods
       8.1 Preparation of analytical solution
       8.2 Measurement of the aqueous solution
    9 Calculation and expression of results
    10 Test report
    Annex A (informative) - Determination of water and other
                            volatile matter

    Abstract - (Show below) - (Hide below)

    ISO 5398-4:2007 describes a method for the determination of chromium in aqueous solution obtained from leather. This is an analysis for total chromium in leather; it is not compound specific or specific to its oxidation state. This method describes the determination of chromium by inductively coupled plasma – optical emission spectrometry and is applicable to leathers which are expected to have chromic oxide contents in excess of 1 mg/kg. Two techniques for the preparation of the solution to be analysed are included. In the case of dispute, the wet oxidation technique is to be used.

    General Product Information - (Show below) - (Hide below)

    Committee CEN/TC 289
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    I.S. EN 16419:2014 LEATHER - CHAMOIS LEATHER FOR CLEANING PURPOSES - CLASSIFICATION AND REQUIREMENTS
    BS EN 16419:2014 Leather. Chamois leather for cleaning purposes. Classification and requirements
    DIN EN 16419:2014-06 LEATHER - CHAMOIS LEATHER FOR CLEANING PURPOSES - CLASSIFICATION AND REQUIREMENTS
    BS EN 15987:2015 Leather. Terminology. Key definitions for the leather trade
    I.S. EN 15987:2015 LEATHER - TERMINOLOGY - KEY DEFINITIONS FOR THE LEATHER TRADE
    UNE-EN 16419:2014 Leather - Chamois leather for cleaning purposes - Classification and requirements
    EN 16419:2014 LEATHER - CHAMOIS LEATHER FOR CLEANING PURPOSES - CLASSIFICATION AND REQUIREMENTS
    DIN EN 16419 E : 2014 LEATHER - CHAMOIS LEATHER FOR CLEANING PURPOSES - CLASSIFICATION AND REQUIREMENTS
    DIN EN 15987:2015-07 Leather - Terminology - Key definitions for the leather trade
    UNI EN 16419 : 2014 LEATHER - CHAMOIS LEATHER FOR CLEANING PURPOSES - CLASSIFICATION AND REQUIREMENTS
    UNE-EN 15987:2015 Leather - Terminology - Key definitions for the leather trade
    EN 15987:2015 Leather - Terminology - Key definitions for the leather trade
    13/30283946 DC : 0 BS EN 15987 - LEATHER - TERMINOLOGY - KEY DEFINITIONS FOR THE LEATHER TRADE

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 2418:2017 Leather — Chemical, physical and mechanical and fastness tests — Sampling location
    ISO 11885:2007 Water quality Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES)
    ISO 4044:2017 Leather — Chemical tests — Preparation of chemical test samples
    EN 14602:2012 Footwear - Test methods for the assessment of ecological criteria
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    ISO 4684:2005 Leather Chemical tests Determination of volatile matter
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