Name: EN ISO 21078-2:2007
Brand: CEN

Determination of boron(III) oxide in refractory products - Part 2: Acid extraction method for the determination of boron(III) oxide in binder components (ISO 21078-2:2006)

Published date

03-10-2007

Publisher

Comite Europeen de Normalisation

1 Scope
2 Normative references
3 Terms and definitions
4 Preparation of the test sample
5 Reagents
6 Mass of test portion for extraction
7 Preparation of the test solution
8 Blank solution
9 Classification of determination methods
10 Determination of boron(III) oxide by sodium hydroxide
titrimetry
11 Determination of boron(III) oxide by inductived coupled
plasma/atomic emission spectrometry
12 Curcumine absorption spectrophotometry (Rothocyanine method)
13 Quality assurance and control
14 Expression of test results
15 Test report

ISO 21078-2:2006 specifies procedures of chemical analysis for the determination of boron(III) oxide used as a binder component added to aluminosilicate refractories, using an acid extraction method.

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

Standards	Relationship
DIN EN ISO 21078-2:2007-12	Identical
UNI EN ISO 21078-2 : 2007	Identical
BS EN ISO 21078-2:2007	Identical
SN EN ISO 21078-2 : 2007	Identical
UNE-EN ISO 21078-2:2008	Identical
NEN EN ISO 21078-2 : 2007	Identical
ISO 21078-2:2006	Identical
NBN EN ISO 21078-2 : 2008	Identical
NS EN ISO 21078-2 : 1ED 2007	Identical
PN EN ISO 21078-2 : 2007	Identical
NF EN ISO 21078-2 : 2009	Identical
I.S. EN ISO 21078-2:2007	Identical

ISO 3310-1:2016	Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth
ISO 836:2001	Terminology for refractories
ISO 31-0:1992	Quantities and units Part 0: General principles
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods