EN 15559:2009

Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd

This European Standard specifies a method for the determination of nitric and ammoniacal nitrogen with reduction according to Arnd (modified for each of the variants a, b and c).
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.

Düngemittel - Bestimmung von Nitrat- und Ammoniumstickstoff nach Arnd

Diese Europäische Norm legt ein Verfahren zur Bestimmung von Nitrat- und Ammoniumstickstoff mittels Reduktion nach Arnd fest (modifiziert für jede der Varianten a, b und c).
Das Verfahren ist auf alle stickstoffhaltigen Düngemittel anwendbar, einschließlich Mehrnährstoffdünger, in denen Stickstoff ausschließlich als Nitrat oder als Nitrat- und Ammoniumstickstoff vorliegt.

Engrais - Dosage de l'azote nitrique et ammoniacal selon Arnd

La présente Norme européenne décrit une méthode de dosage de l’azote nitrique et ammoniacal, avec
réduction, selon Arnd (modifiée pour chacune des variantes a, b et c).
La présente méthode est applicable à tous les engrais azotés, y compris les engrais composés où l’azote se
trouve exclusivement sous forme nitrique ou sous forme ammoniacale et nitrique.
2

Gnojila - Določevanje nitratnega in amonijevega dušika po Arndu

General Information

• Status: Published
• Publication Date: 20-Jan-2009
• ICS: 65.080 - Fertilizers
• Technical Committee: CEN/TC 260 - Fertilizers and liming materials
• Drafting Committee: CEN/TC 260/WG 7 - Chemical analysis
• Current Stage: 9020 - Submission to 2 Year Review Enquiry - Review Enquiry
• Start Date: 15-Apr-2024
• Completion Date: 15-Apr-2024
• Mandate: M/335 - Standardization Mandate assigned to the CEN concerning the modernisation of the methods of anylysis of Fertilizers
• Ref Project: SIST EN 15559:2009 - Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd

Relations

• Replaces: CEN/TS 15559:2007 - Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
• Effective Date: 08-Jun-2022

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Düngemittel - Bestimmung von Nitrat- und Ammoniumstickstoff nach ArndEngrais - Dosage de l'azote nitrique et ammoniacal selon ArndFertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd65.080GnojilaFertilizersICS:Ta slovenski standard je istoveten z:EN 15559:2009SIST EN 15559:2009en,fr,de01-junij-2009SIST EN 15559:2009SLOVENSKI
STANDARDSIST-TS CEN/TS 15559:20081DGRPHãþD



SIST EN 15559:2009



EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 15559January 2009ICS 65.080Supersedes CEN/TS 15559:2007
English VersionFertilizers - Determination of nitric and ammoniacal nitrogenaccording to ArndEngrais - Dosage de l'azote nitrique et ammoniacal selonArndDüngemittel - Bestimmung von Nitrat- undAmmoniumstickstoff nach ArndThis European Standard was approved by CEN on 6 December 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 15559:2009: ESIST EN 15559:2009



EN 15559:2009 (E) 2 Contents Page Foreword .3 1 Scope .4 2 Normative references .4 3 Terms and definitions .4 4 Principle .4 5 Reagents .4 6 Apparatus .6 7 Sampling and sample preparation . 11 8 Procedure . 11 9 Calculation and expression of the result . 14 10 Test report . 14 Bibliography . 15
SIST EN 15559:2009



EN 15559:2009 (E) 3 Foreword This document (EN 15559:2009) has been prepared by Technical Committee CEN/TC 260 “Fertilizers and liming materials”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2009, and conflicting national standards shall be withdrawn at the latest by July 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes CEN/TS 15559:2007. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. According to the CEN/CENELEC Internal Regulations, the
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