SIST EN 15562:2024

SLOVENSKI STANDARD
oSIST prEN 15562:2021
01-december-2021
Gnojila - Določevanje cianoamidnega dušika
Fertilizers - Determination of cyanamide nitrogen
Düngemittel - Bestimmung des Cyanamidstickstoffs
Engrais - Détermination de l'azote cyanamidé
Ta slovenski standard je istoveten z: prEN 15562
ICS:
65.080 Gnojila Fertilizers
oSIST prEN 15562:2021 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN 15562:2021

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oSIST prEN 15562:2021


DRAFT
EUROPEAN STANDARD
prEN 15562
NORME EUROPÉENNE

EUROPÄISCHE NORM

November 2021
ICS 65.080 Will supersede EN 15562:2009
English Version

Fertilizers - Determination of cyanamide nitrogen
Engrais - Détermination de l'azote cyanamidé Düngemittel - Bestimmung des Cyanamidstickstoffs
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 260.

If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.


EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 15562:2021 E
worldwide for CEN national Members.

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oSIST prEN 15562:2021
prEN 15562:2021 (E)
Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 4
4 Principle . 4
5 Reagents . 4
6 Apparatus and equipment . 5
Figure 1 — Distillation apparatus 1 . 6
Figure 2 — Distillation apparatus 2 . 7
Figure 3 — Distillation apparatus 3 . 8
Figure 4 — Distillation apparatus 4 . 9
7 Sampling and sample preparation . 10
8 Procedure . 10
8.1 Preparation of the solution for analysis . 10
8.1 Analysis of the solution .
...