Name: ONORM EN ISO 5398-1 : 2007
Brand: ON

LEATHER - CHEMICAL DETERMINATION OF CHROMIC OXIDE CONTENT - PART 1: QUANTIFICATION BY TITRATION

Published date

01-12-2013

Publisher

Osterreichisches Normungsinstitut/Austrian Standards

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 Alkaline fusion method
   6.3 Iodometric titration
7 Apparatus
8 Methods
   8.1 Preparation of analytical solution
   8.2 Measurement of the aqueous solution
9 Calculation and expression of results
   9.1 General
   9.2 Repeatability
10 Test report
Annex A (informative) - Determination of water and other
                        volatile matter

Defines a method for the determination of chromium in aqueous solution obtained from leather.

DevelopmentNote	Supersedes ONORM S 7010. (03/2008)
DocumentType	Standard
PublisherName	Osterreichisches Normungsinstitut/Austrian Standards
Status	Current

Standards	Relationship
BS EN ISO 5398-1:2007	Identical
SN EN ISO 5398-1 : 2007	Identical
NS EN ISO 5398-1 : 1ED 2007	Identical
NEN EN ISO 5398-1 : 2007	Identical
EN ISO 5398-1:2007	Identical
ISO 5398-1:2007	Identical
UNE-EN ISO 5398-1:2008	Identical
NBN EN ISO 5398-1 : 2007	Identical
NF EN ISO 5398-1 : 2007	Identical
I.S. EN ISO 5398-1:2007	Identical
UNI EN ISO 5398-1 : 2008	Identical
DIN EN ISO 5398-1:2007-10	Identical

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
ISO 4047:1977	Leather — Determination of sulphated total ash and sulphated water-insoluble ash