EN ISO 20565-1 : 2008
Current
The latest, up-to-date edition.
Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and determination of gravimetric silica (ISO 20565-1:2008)
12-01-2008
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Apparatus
5 Reagents
5.1 Stock reagents
5.2 Indicators
5.3 Standard solutions
6 Sample preparation
7 Basic procedure
8 Determination of loss on ignition (gravimetric)
9 Decomposition of the sample and preparation of
solutions used in the analysis
9.1 General decomposition techniques
9.2 Dissolution methods by fusion
9.3 Dissolution methods by hydrofluoric acid attack
9.4 Separation methods by ion-exchange
10 Calculation and expression of test results
11 Examination and adoption of test results
12 Test report
Annex A (informative) - References for stock solutions
and blank solutions in ISO 20565-1:2008
Bibliography
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.