I.S. EN 13368-3:2017
Current
The latest, up-to-date edition.
FERTILIZERS - DETERMINATION OF CHELATING AGENTS IN FERTILIZERS BY CHROMATOGRAPHY - PART 3: DETERMINATION OF [S,S]-EDDS BY ION PAIR CHROMATOGRAPHY
Hardcopy , PDF
English
01-01-2017
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.
Dates of withdrawal of national standards are available from NSAI.
National Foreword
European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Reagents
7 Apparatus
8 Sampling and sample preparation
9 Procedure
10 Expression of the results
11 Precision
12 Test report
Annex A (informative) - Statistical results of the inter-
laboratory tests performed in 2016
Annex B (informative) - General procedure for the
determination of the titrimetric purity of the
chelating agent using a photometric automatic titrator
Annex C (informative) - Polarimetric evaluation of isomeric
purity of the EDDS commercial fertilizers
Annex D (informative) - Complete names of chelating agents
Bibliography
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