NBN EN 12260 : 2003
Current
The latest, up-to-date edition.
WATER QUALITY - DETERMINATION OF NITROGEN - DETERMINATION OF BOUND NITROGEN (TNB), FOLLOWING OXIDATION TO NITROGEN OXIDES
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Interferences
5 Reagents
6 Apparatus
7 Sampling and sample preparation
8 Procedure
9 Establishment of the calibration curve
10 System check
11 Calculation
12 Expression of results
13 Test report
14 Precision data
Annex A (informative) Determination of bound nitrogen
using other techniques
Annex B (informative) Recovery rates of single compounds
using oxidation and chemiluminescence detection
Annex C (informative) Precision data
Bibliography
Defines a method for the determination of nitrogen in water in the form of free ammonia, ammonium, nitrite, nitrate and organic compounds capable of conversion to nitrogen oxides under the oxidative conditions described.
| DevelopmentNote |
Supersedes NBN ENV 12260. (05/2005)
|
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NS EN 12260 : 1ED 2003 | Identical |
| ONORM EN 12260 : 2003 | Identical |
| EN 12260:2003 | Identical |
| SN EN 12260 : 2003 | Identical |
| UNI EN 12260 : 2004 | Identical |
| DIN EN 12260:2003-12 | Identical |
| I.S. EN 12260:2003 | Identical |
| UNE-EN 12260:2004 | Identical |
| BS EN 12260:2003 | Identical |
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