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EN ISO 21078-1:2008

Current
Current

The latest, up-to-date edition.

Determination of boron (III) oxide in refractory products - Part 1: Determination of total boron (III) oxide in oxidic materials for ceramics, glass and glazes (ISO 21078-1:2008)
Published date

15-01-2008

Publisher

Comite Europeen de Normalisation

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

ISO 21078-1:2008 specifies methods of determining boron(III) oxide in refractory products and raw materials, in mass fractions of 0,01 % or greater. It is applicable to the determination of total boron(111) oxide in oxidic materials for ceramics, glass and glazes.

Committee
CEN/TC 187
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

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