CEN/TS 15925:2009

Fertilizers - Extraction of total sulfur present in various forms

This document specifies a method for the extraction of the total sulfur contained in fertilizers in elemental form and/or in other chemical combinations.
The method is applicable to EC fertilizers for which a declaration of the total sulfur present in various forms (elemental, thiosulfate, sulfite, sulfate) is provided.

Düngemittel - Extraktion von Gesamtschwefel, der in verschiedener Form vorliegen kann

Das vorliegende Dokument legt ein Verfahren für die Extraktion von Gesamtschwefel fest, der in elementarer
Form und/oder in anderen chemischen Verbindungen in Düngemitteln enthalten ist.
Das Verfahren gilt für EG-Düngemittel, für die eine Angabe des Gesamtschwefels vorgeschrieben ist, der in
verschiedenen Formen (als elementarer Schwefel, Thiosulfat, Sulfit, Sulfat) vorhanden ist.

Engrais - Extraction du soufre total présent sous différentes formes

Le présent document fixe une méthode pour l’extraction du soufre total contenu dans les engrais sous forme
élémentaire et/ou sous forme d’autres combinaisons chimiques.
Cette méthode s’applique aux engrais CE pour lesquels est prévue une déclaration du soufre total lorsque cet
élément est présent sous différentes formes (élémentaire, thiosulfate, sulfite, sulfate).

Gnojila - Ekstrakcija celotnega žvepla v različnih oblikah

Ta dokument opredeljuje metodo ekstrakcije celotnega žvepla, vsebovanega v gnojilih v elementarni obliki in/ali drugih kemičnih oblikah. Ta metoda velja za gnojila ES, za katera je predpisana deklaracija o celotnem žveplu v različnih oblikah (elementarna, tiosulfatna, sulfitna, sulfatna).

General Information

• Status: Withdrawn
• Publication Date: 29-Sep-2009
• Withdrawal Date: 20-Sep-2011
• ICS: 65.080 - Fertilizers
• Technical Committee: CEN/TC 260 - Fertilizers and liming materials
• Drafting Committee: CEN/TC 260/WG 7 - Chemical analysis
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 21-Sep-2011
• Completion Date: 21-Sep-2011
• Mandate: M/335 - Standardization Mandate assigned to the CEN concerning the modernisation of the methods of anylysis of Fertilizers
• Ref Project: SIST-TS CEN/TS 15925:2010 - Fertilizers - Extraction of total sulfur present in various forms

Relations

• Replaced By: EN 15925:2011 - Fertilizers - Extraction of total sulfur present in various forms
• Effective Date: 01-Oct-2011

Standards Content (Sample)

SLOVENSKI STANDARD
01-februar-2010
*QRMLOD(NVWUDNFLMDFHORWQHJDåYHSODYUD]OLþQLKREOLNDK
Fertilizers - Extraction of total sulfur present in various forms
Düngemittel - Extraktion von Gesamtschwefel, der in verschiedener Form vorliegen kann
Engrais - Extraction du soufre total présent sous différentes formes
Ta slovenski standard je istoveten z: CEN/TS 15925:2009
ICS:
65.080 Gnojila Fertilizers
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

TECHNICAL SPECIFICATION
CEN/TS 15925
SPÉCIFICATION TECHNIQUE
TECHNISCHE SPEZIFIKATION
September 2009
ICS 65.080
English Version
Fertilizers - Extraction of total sulfur present in various forms
Engrais - Extraction du soufre total présent sous différentes Düngemittel - Extraktion von Gesamtschwefel, der in
formes verschiedener Form vorliegen kann
This Technical Specification (CEN/TS) was approved by CEN on 3 August 2009 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, 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
© 2009 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TS 15925:2009: E
worldwide for CEN national Members.

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

Foreword
This document (CEN/TS 15925:2009) has been prepared by 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 [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights.
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 national standards organizations of the following
countries are bound to announce this Technical
...