I.S. EN ISO 20236:2021
Current
The latest, up-to-date edition.
Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)
Hardcopy , PDF
English
12-05-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Reagents
7 Apparatus
8 Quality requirements for the analytical system
9 Sampling and sample preparation
10 Procedure
11 Evaluation
12 Expression of results
13 Test report
Annex A (normative) Determination of TOC and TIC applying the difference method
Annex B (informative) Performance data for TOC or DOC and TNb or DNb
Annex C (informative) Alternative detection techniques for TNb and DNb
Bibliography
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