Organo-mineral fertilizers - Extraction of phosphorus by formic acid

This document specifies the procedure for the extraction of phosphorus in 2 % formic acid (20 g/l), representing the amount of soft natural phosphates.
The method is applicable to organo-mineral fertilizers.

Organisch-mineralische Düngemittel - Extraktion von Phosphor durch Ameisensäure

Dieses Dokument legt das Verfahren zur Extraktion von Phosphor in 2%iger Ameisensäure (20 g/l) fest, was der Menge an weichen natürlichen Phosphaten entspricht.
Das Verfahren ist auf organisch-mineralische Düngemittel anwendbar.

Engrais organo-minéraux - Extraction du phosphore par l'acide formique

Le présent document spécifie le mode opératoire d’extraction du phosphore dans de l’acide formique à 2 % (20 g/l), représentant la quantité de phosphates naturels tendres.
La méthode est applicable aux engrais organo-minéraux.

Organsko-mineralna gnojila - Ekstrakcija fosforja z metanojsko kislino

Ta dokument vzpostavlja metodologijo za ekstrakcijo fosforja z metanojsko kislino za kasnejše določanje P v organsko-mineralnih gnojilih.

General Information

Status
Published
Publication Date
05-Apr-2022
Current Stage
6060 - Definitive text made available (DAV) - Publishing
Start Date
06-Apr-2022
Due Date
04-Feb-2023
Completion Date
06-Apr-2022

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Technical specification
TS CEN/TS 17767:2023
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SLOVENSKI STANDARD
01-februar-2023
Organsko-mineralna gnojila - Ekstrakcija fosforja z metanojsko kislino
Organo-mineral fertilizers - Extraction of phosphorus by formic acid
Organisch-mineralische Düngemittel - Extraktion von Phosphor durch Ameisensäure
Engrais organo-minéraux - Extraction du phosphore par l'acide formique
Ta slovenski standard je istoveten z: CEN/TS 17767:2022
ICS:
65.080 Gnojila Fertilizers
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

CEN/TS 17767
TECHNICAL SPECIFICATION
SPÉCIFICATION TECHNIQUE
April 2022
TECHNISCHE SPEZIFIKATION
ICS 65.080
English Version
Organo-mineral fertilizers - Extraction of phosphorus by
formic acid
Engrais organo-minéraux - Extraction du phosphore Organisch-mineralische Düngemittel - Extraktion von
par l'acide formique Phosphor durch Ameisensäure
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 17767:2022 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 . 4
8 Procedure. 5
8.1 Test portion . 5
8.2 Extraction . 5
Bibliography .
...

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