Name: EN 15558:2009
Brand: CEN

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch

Published date

01-21-2009

Publisher

Comite Europeen de Normalisation

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 result
10 Test report
Bibliography

This European Standard specifies a method for the determination of nitrate and ammoniacal nitrogen with reduction according to Ulsch.The method is applicable to all nitrogenous fertilizers, including compound fertilizers, in which nitrogen is found exclusively in nitrate form, or in ammoniacal and nitrate form.

Committee	CEN/TC 260
DevelopmentNote	Supersedes CEN/TS 15558. (03/2009)
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current
Supersedes	CEN/TS 15558:2007

Standards	Relationship
NS EN 15558 : 2009	Identical
NF EN 15558 : 2009	Identical
UNE-EN 15558:2009	Identical
PN EN 15558 : 2009	Identical
DIN EN 15558 E : 2009	Identical
NEN EN 15558 : 2009	Identical
UNI EN 15558 : 2009	Identical
I.S. EN 15558:2009	Identical
SN EN 15558 : 2009	Identical
BS EN 15558:2009	Identical
DIN EN 15558:2009-06	Identical
NBN EN 15558 : 2009	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 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