![header thumbnail](/images/publishers\nbn_cover.gif)
NBN EN ISO 21078-2 : 2008
Current
The latest, up-to-date edition.
![header thumbnail](/images/publishers\nbn_cover.gif)
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
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.