Name: UNI EN 15950 : 2010
Brand: UNI

FERTILIZERS - DETERMINATION OF N-(1,2-DICARBOXYETHYL)-D,L-ASPARTIC ACID (IMINODISUCCINIC ACID, IDHA) USING HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC)

Published date

27-10-2010

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

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 Calculation
11 Precision for IDHA
12 Test report
Annex A (informative) - Results of the inter-laboratory test
Annex B (informative) - Stereo isomers of IDHA, chromatogram
and calibration curve
Bibliography

Describes a method for the determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid (IDHA)) in fertilizers.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
EN 15950:2010	Identical

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