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NEN-EN 17864

Inorganic fertilizers - Determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea)

active, Most Current
Organization: NEN
Publication Date: 1 January 2024
Status: active
Page Count: 16
ICS Code (Fertilizers): 65.080
scope:

This document specifies a method for the determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea) using high-performance liquid chromatography (HPLC).

The method is applicable to all fertilizers which do not contain interfering organic compounds.

Document History

NEN-EN 17864
January 1, 2024
Inorganic fertilizers - Determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea)
This document specifies a method for the determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea) using high-performance liquid chromatography (HPLC). The method...
NEN-EN 17864
August 1, 2022
Inorganic fertilizers - Determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea)
This document specifies a method for the determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea) using high-performance liquid chromatography (HPLC).

References

This document references:
EN 12944-1 - Fertilizers and Liming Materials - Vocabulary - Part 1: General Terms
Published by CEN on November 1, 1999
A description is not available for this item.
This document references:
EN 12944-2 - Fertilizers and Liming Materials - Vocabulary - Part 2: Terms Relating to Fertilizers
Published by CEN on November 1, 1999
A description is not available for this item.
This document references:
EN 1482-1 - Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling
Published by CEN on January 1, 2007
A description is not available for this item.
This document references:
EN 1482-2 - Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
Published by CEN on January 1, 2007
A description is not available for this item.
This document references:
EN 15705 - Inorganic fertilizers - Determination of methylen-urea oligomers using high-performance liquid chromatography (HPLC)
Published by CEN on December 1, 2023
This document specifies a method for the determination of methylen-urea (MU) oligomers in inorganic fertilizers using high-performance liquid chromatography (HPLC). The method is applicable to all...
This document references:
5725-1 - Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
Published by ISO on July 1, 2023
This document — introduces conditions, constraints and resources necessary to evaluate a measurement method or a result; — defines an organizational scheme for the acquisition of trueness and...
This document references:
ISO 5725-2 - 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
Published by ISO on December 1, 2019
This document — amplifies the general principles for designing experiments for the numerical estimation of the precision of measurement methods by means of a collaborative interlaboratory experiment;...
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