EN 15957:2011

Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate

This document specifies a method for the extraction of phosphorus soluble in neutral ammonium citrate.
The method is applicable to all fertilizers in respect of which solubility in neutral ammonium citrate is laid down in Regulation (EC) 2003/2003, Annex I (see [2]).

Düngemittel - Extraktion des in neutralem Ammoniumcitrat löslichen Phosphors

Dieses Dokument legt ein Verfahren zur Extraktion des in neutralem Ammoniumcitrat löslichen Phosphors fest.
Das Verfahren gilt für alle Düngemittel, für die Anforderungen an ihre Löslichkeit in neutralem Ammoniumcitrat in der Verordnung (EG) 2003/2003, Anhang I festgelegt sind [2].

Engrais - Extraction du phosphore soluble dans le citrate d'ammonium neutre

Le présent document spécifie une méthode d’extraction du phosphore soluble dans le citrate d’ammonium neutre.
La méthode est applicable à tous les engrais dont la solubilité dans le citrate d’ammonium neutre est indiquée dans le règlement (CE) 2003/2003, Annexe I (voir [2]).

Gnojila - Ekstrakcija fosforja, topnega v amonijevem citratu v nevtralnem mediju

Ta dokument opredeljuje metodo ekstrakcije fosforja, topnega v amonijevem citratu v nevtralnem mediju.
Ta metoda velja za vsa gnojila, za katera je topnost v amonijevem citratu v nevtralnem mediju določena v Prilogi I (glej [1]) Uredbe (ES) 2003/2003.

General Information

• Status: Published
• Publication Date: 27-Sep-2011
• Withdrawal Date: 30-Mar-2012
• ICS: 65.080 - Fertilizers
• Technical Committee: CEN/TC 260 - Fertilizers and liming materials
• Drafting Committee: CEN/TC 260/WG 7 - Chemical analysis
• Current Stage: 9093 - Decision to confirm - Review Enquiry
• Completion Date: 20-Jun-2023
• Directive: 2003/2003 - Regulation (EC) N° 2003/2003 of the European Parlament and of the council of 13 October 2003 relating to fertilisers
• Directive: 2019/1009 - Regulation (EU) 2019/1009 of the European Parliament and of the Council of 5 June 2019 laying down rules on the making available on the market of EU fertilising products and amending Regulations (EC) No 1069/2009 and (EC) No 1107/2009 and repealing Regulation (EC) No 2003/2003
• Mandate: M/335 - Standardization Mandate assigned to the CEN concerning the modernisation of the methods of anylysis of Fertilizers
• Ref Project: SIST EN 15957:2011 - Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate

Relations

• Replaces: CEN/TS 15957:2009 - Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
• Effective Date: 09-Oct-2010

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Gnojila - Ekstrakcija fosforja, topnega v amonijevem citratu v nevtralnem medijuDüngemittel - Extraktion des in neutralem Ammoniumcitrat löslichen PhosphorsEngrais - Extraction du phosphore soluble dans le citrate d'ammonium neutreFertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate65.080GnojilaFertilizersICS:Ta slovenski standard je istoveten z:EN 15957:2011SIST EN 15957:2011en,fr,de01-november-2011SIST EN 15957:2011SLOVENSKI
STANDARDSIST-TS CEN/TS 15957:20101DGRPHãþD



SIST EN 15957:2011



EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 15957
September 2011 ICS 65.080 Supersedes CEN/TS 15957:2009English Version
Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
Engrais - Extraction du phosphore soluble dans le citrate d'ammonium neutre
Düngemittel -Extraktion des in neutralem Ammoniumcitrat löslichen Phosphors This European Standard was approved by CEN on 18 August 2011.
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. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC 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 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, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15957:2011: ESIST EN 15957:2011



EN 15957:2011 (E) 2 Contents Page Foreword .31Scope .42Normative references .43Terms and definitions .44Principle .45Sampling .46Reagents .47Apparatus .58Procedure .79Test report .7Bibliography .8 SIST EN 15957:2011



EN 15957:2011 (E) 3 Foreword This document (EN 15957:2011) 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 March 2012, and conflicting national standards shall be withdrawn at the latest by March 2012. 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 15957:2009. The following changes have been made to the former edition: a) the CEN Technical Specification has been adopted as a European Sta
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