FERTILIZERS - DETERMINATION OF COMPLEXING AGENTS IN FERTILIZERS - IDENTIFICATION OF HEPTAGLUCONIC ACID BY CHROMATOGRAPHY

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2016

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

National foreword
National Annex NA (informative) - Bibliography
European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Apparatus
7 Reagents
8 Procedure
9 Calculation of the heptagluconic acid content
   and expression of the results
10 Precision
11 Test report
Annex A (informative) - Chromatograms of the standard
        and a typical sample solution
Annex B (informative) - Absorption spectra of the HGA
Annex C (informative) - Calculation of the molar ratio
        HGA:Metal
Annex D (informative) - Statistical results of the
        inter-laboratory test
Annex E (informative) - Complete names of chelating
        agents
Bibliography

Defines a chromatographic method which allows the identification of heptagluconic acid (HGA) in fertilizers containing heptagluconic acid metal complexes.

DocumentType	Standard
Pages	19
PublisherName	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Current

Standards	Relationship
EN 16847 : 2016	Identical

DIN ISO 5725-2:2002-12	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 5725-2:1994 including Technical Corrigendum 1:2002)
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 15962:2011	Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients

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DIN EN 16847 E : 2016

FERTILIZERS - DETERMINATION OF COMPLEXING AGENTS IN FERTILIZERS - IDENTIFICATION OF HEPTAGLUCONIC ACID BY CHROMATOGRAPHY

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Abstract

General Product Information

International Equivalents

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