NEN EN ISO 21078-2 : 2007
Current
The latest, up-to-date edition.
DETERMINATION OF BORON(3) OXIDE IN REFRACTORY PRODUCTS - PART 2: ACID EXTRACTION METHOD FOR THE DETERMINATION OF BORON(3) OXIDE IN BINDER COMPONENTS
12-01-2013
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
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