I.S. EN ISO 21078-1:2008
Current
The latest, up-to-date edition.
DETERMINATION OF BORON(3) OXIDE IN REFRACTORY PRODUCTS - PART 1: DETERMINATION OF TOTAL BORON(3) OXIDE IN OXIDIC MATERIALS FOR CERAMICS, GLASS AND GLAZES
Hardcopy , PDF
English
01-01-2008
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
1 Scope
2 Normative references
3 Terms and definitions
4 Preparation of the test sample
5 Number of determinations
6 Determination of boron(III) oxide by alkaline titrimetry
7 Determination of boron(III) oxide by azomethine H absorption
spectrophotometry
8 Determination of boron(III) oxide by curcumin absorption
spectrophotometry
9 Determination of boron(III) oxide by inductively coupled
plasma atomic emission spectrometry (ICP-AES)
10 Expression of test results
11 Test report
Annex A (informative) Interlaboratory test results
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.