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I.S. EN 13368-2:2017

Current

Current

The latest, up-to-date edition.

FERTILIZERS - DETERMINATION OF CHELATING AGENTS IN FERTILIZERS BY CHROMATOGRAPHY - PART 2: DETERMINATION OF FE CHELATED BY [O,O] EDDHA, [O,O] EDDHMA AND HBED, OR THE AMOUNT OF CHELATING AGENTS, BY ION PAIR CHROMATOGRAPHY

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

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.


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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
Annex B (informative) - General procedure for the
        determination of the titrimetric purity of
        the chelating agents using a photometric
        automatic titrator
Annex C (informative) - Complete names of chelating agents
Bibliography

Defines a method for the chromatographic determination of the iron chelated by each individual ortho (hydroxy)-ortho(hydroxy) isomer of the chelating agents [o,o] EDDHA, [o,o] EDDHMA and by HBED in fertilizers containing one or more of these substances, except for [o,o] EDDHMA and HBED mixes.

DocumentType
Standard
Pages
34
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
BS EN 13368-2:2012 Identical
NBN EN 13368-2 : 2012 Identical
UNI EN 13368-2 : 2012 Identical
DIN EN 13368-2:2016-07 (Draft) Identical
EN 13368-2:2017 Identical

CEN/TR 15106:2005 Fertilizers - Determination of chelating agents EDDHA and EDDHMA by ion pair chromatography - Comparison of non-standardized Lucena method with EN 13368-2:2001
EN 12944-2:1999/AC:2000 FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 2: TERMS RELATING TO FERTILIZERS
EN 12944-1:1999/AC:2000 FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 1: GENERAL TERMS
EN 1482-2:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
EN 1482-1:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling

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