I.S. EN ISO 5398-1:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 1: QUANTIFICATION BY TITRATION
Hardcopy , PDF
23-07-2013
English
01-01-2007
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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
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