I.S. EN ISO 5398-2:2009
Current
The latest, up-to-date edition.
LEATHER - CHEMICAL DETERMINATION OF CHROMIC OXIDE CONTENT - PART 2: QUANTIFICATION BY COLORIMETRIC DETERMINATION
Hardcopy , PDF
English
01-01-2009
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 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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.