UNI 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
10-07-2008
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
This part of ISO 21078 specifies methods of determining boron(III) oxide in refractory products and raw materials, in mass fractions of 0,01 % or greater.
| Committee |
CT 700
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| EN ISO 21078-1:2008 | Identical |
| ISO 21078-1:2008 | 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 6353-3:1987 | Reagents for chemical analysis — Part 3: Specifications — Second series |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
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