Name: UNI EN 16024 : 2011
Brand: UNI

FERTILIZERS - DETERMINATION OF 1H-1,2,4-TRIAZOLE IN UREA AND IN FERTILIZERS CONTAINING UREA - METHOD USING HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC)

Published date

05-26-2011

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling and sample preparation
8 Procedure
9 Calculation and expression of the results
10 Precision
11 Test report
Annex A (informative) - Statistical results of the
inter-laboratory test
Bibliography

Describes a method for the determination of triazole (TZ) in urea or in fertilizers containing urea in the presence of dicyandiamide or methylpyrazole respectively using high-performance liquid chromatography (HPLC).

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

Standards	Relationship
EN 16024:2011	Identical

ISO 5725-1:1994	Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
EN 15360:2007	Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC)
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
EN 15905:2010	Fertilizers - Determination of 3-methylpyrazole (MP) using high-performance liquid chromatography (HPLC)
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