CEN/TS 17779:2022

SLOVENSKI STANDARD
01-februar-2023
Organsko-mineralna gnojila - Ekstrakcija fosforja, topnega v nevtralnem
amonijevem citratu
Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral
ammonium citrate
Organisch-mineralische Düngemittel - Extraktion von Phosphor, der in neutralem
Ammoniumcitrat löslich ist
Engrais organo-minéraux - Extraction du phosphore, qui est soluble dans le citrate
d'ammonium neutre
Ta slovenski standard je istoveten z: CEN/TS 17779:2022
ICS:
65.080 Gnojila Fertilizers
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

CEN/TS 17779
TECHNICAL SPECIFICATION
SPÉCIFICATION TECHNIQUE
April 2022
TECHNISCHE SPEZIFIKATION
ICS 65.080
English Version
Organo-mineral fertilizers - Extraction of phosphorus,
which is soluble in neutral ammonium citrate
Engrais organo-minéraux - Extraction du phosphore, Organisch-mineralische Düngemittel - Extraktion von
qui est soluble dans le citrate d'ammonium neutre Phosphor, der in neutralem Ammoniumcitrat (NAC)
löslich ist, zur anschließenden Bestimmung von P
durch ICP-AES
This Technical Specification (CEN/TS) was approved by CEN on 13 March 2022 for provisional application.

The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN will be requested to
submit their comments, particularly on the question whether the CEN/TS can be converted into a European Standard.

CEN members are required to announce the existence of this CEN/TS in the same way as for an EN and to make the CEN/TS
available promptly at national level in an appropriate form. It is permissible to keep conflicting national standards in force (in
parallel to the CEN/TS) until the final decision about the possible conversion of the CEN/TS into an EN is reached.

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.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TS 17779:2022 E
worldwide for CEN national Members.

Contents Page
European Foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 4
4 Principle . 4
5 Sampling . 4
6 Reagents . 4
7 Apparatus . 5
8 Procedure. 5
Bibliography . 6

European Foreword
This document (CEN/TS 17779:2022) has been prepared by the Technical Committee CEN/TC 260
“Fertilizers and liming materials”, the secretariat of which is held by DIN
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a standardization request given to CEN by the European
Commission and the European Free Trade Association.
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