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EN ISO 5398-2:2009

Current
Current

The latest, up-to-date edition.

Leather - Chemical determination of chromic oxide content - Part 2: Quantification by colorimetric determination (ISO 5398-2:2009)
Published date

15-01-2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Sampling and sample preparation
6 Reagents
   6.1 Alkaline fusion method
   6.2 Photometric determination
7 Apparatus
8 Methods
   8.1 Alkaline fusion method
   8.2 Measurement of the aqueous solution
   8.3 Preparation of the calibration solution
9 Check of the analytical system
10 Calculation and expression of results
   10.1 General
   10.2 Repeatability
11 Test report
Annex A (informative) - Determination of water and
                        other volatile matter

ISO 5398-2:2009 describes the determination of chrome by colorimetric means. It is applicable to leathers which are expected to have chromic oxide contents in excess of 0,05 %. This is an analysis for total chromium in leather; it is not compound specific or specific to its oxidation state.

Committee
CEN/TC 289
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

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

ISO 2418:2017 Leather — Chemical, physical and mechanical and fastness tests — Sampling location
ISO 4044:2017 Leather — Chemical tests — Preparation of chemical test samples
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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