NS EN ISO 5398-1 : 1ED 2007
Current
The latest, up-to-date edition.
LEATHER - CHEMICAL DETERMINATION OF CHROMIC OXIDE CONTENT - PART 1: QUANTIFICATION BY TITRATION
12-01-2013
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.
| DocumentType |
Standard
|
| PublisherName |
Norwegian Standards (Norges Standardiseringsforbund)
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN ISO 5398-1:2007-10 | Identical |
| BS EN ISO 5398-1:2007 | Identical |
| NF EN ISO 5398-1 : 2007 | Identical |
| EN ISO 5398-1:2007 | Identical |
| NEN EN ISO 5398-1 : 2007 | Identical |
| ISO 5398-1:2007 | Identical |
| I.S. EN ISO 5398-1:2007 | Identical |
| UNE-EN ISO 5398-1:2008 | Identical |