SIST EN 16196:2013
(Main)Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
This European Standard specifies a manganimetric method for the determination of the calcium content in fertilizer extracts. This method is applicable to EC fertilizers for which a declaration of the total and/or water-soluble calcium content is provided for in Regulation (EC) No 2003/2003, Annex I.
Düngemittel - Manganometrische Bestimmung von Calcium nach Oxalatfällung
Diese Europäische Norm legt ein Verfahren zur Bestimmung des Calciumgehalts in Dünge¬mittel¬extrakten fest.
Dieses Verfahren gilt für EG-Düngemittel, für die die Verordnung (EG) Nr. 2003/2003, Anhang I [3] die Angabe des gesamten und/oder des wasserlöslichen Calciumgehalts vorschreibt.
Engrais - Dosage manganimétrique du calcium extrait après précipitation sous forme d'oxalate
La présente norme européenne spécifie une méthode de dosage manganimétrique du calcium dans des solutions d’extraction d’engrais.
Cette méthode est applicable aux engrais CE pour lesquels une déclaration de la teneur en calcium total et/ou soluble dans l’eau est prévue dans le Règlement (CE) n° 2003/2003, Annexe I [3].
Gnojila - Manganometrijsko določevanje ekstrahiranega kalcija po obarjanju v obliki oksalata
Ta evropski standard določa manganometrijsko metodo za določevanje vsebnosti kalcija v ekstraktih gnojil. Ta metoda se uporablja za gnojila ES, za katera je v Prilogi I k Uredbi (ES) št. 2003/2003 navedena skupna vsebnost kalcija in/ali vsebnost v vodi topnega kalcija.
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Düngemittel - Manganometrische Bestimmung von Calcium nach OxalatfällungEngrais - Dosage manganimétrique du calcium extrait après précipitation sous forme d'oxalateFertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate65.080GnojilaFertilizersICS:Ta slovenski standard je istoveten z:EN 16196:2012SIST EN 16196:2013en,fr,de01-maj-2013SIST EN 16196:2013SLOVENSKI
STANDARDSIST-TS CEN/TS 16196:20111DGRPHãþD
SIST EN 16196:2013
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 16196
November 2012 ICS 65.080 Supersedes CEN/TS 16196:2011English Version
Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
Engrais - Dosage manganimétrique du calcium extrait après précipitation sous forme d'oxalate
Düngemittel - Manganometrische Bestimmung von Calcium nach Oxalatfällung This European Standard was approved by CEN on 6 October 2012.
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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
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Avenue Marnix 17,
B-1000 Brussels © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16196:2012: ESIST EN 16196:2013
EN 16196:2012 (E) 2 Contents Page Foreword .31 Scope .42 Normative references .43 Terms and definitions .44 Sampling .45 Principle .46 Reagents .47 Apparatus .58 Preparation of the test portion .59 Procedure .59.1 Preparation of the calcium oxalate .59.2 Titration of the oxalate precipitate .510 Calculation and expression of the result .511 Precision .611.1 Inter-laboratory test .611.2 Repeatability .611.3 Reproducibility .612 Test report .7Annex A (informative)
Statistical results of the inter-laboratory tests .8Bibliography . 10 SIST EN 16196:2013
EN 16196:2012 (E) 3 Foreword This document (EN 16196:2012) 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 May 2013, and conflicting national standards shall be withdrawn at the latest by May 2013. 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 16196:2011. The following changes have been made to the former edition: a) the CEN Technical Specification has been adopted as a European Standard; b) the document has been editorially revised. 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 organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.
SIST EN 16196:2013
EN 16196:2012 (E) 4 1 Scope This European Standard specifies a manganimetric method for the determination of the calcium content in fertilizer extracts. This method is applicable to EC fertilizers for which a declaration of the total and/or water-soluble calcium content is provided for in Regulation (EC) No 2003/2003, Annex I [3]. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 1482-2, Fertilizers and liming materials — Sampling and sample preparation — Part 2: Sample preparation EN 12944-1:1999, Fertilizers and liming materials and soil improvers — Vocabulary — Part 1: General terms EN 12944-2:1999, Fertilizers and liming materials and soil improvers — Vocabulary — Part 2: Terms relating to fertilizers EN 15960, Fertilizers — Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates EN 15961, Fertilizers — Extraction of water soluble calcium, magnesium, sodium and sulfur in the form of sulfates 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 12944-1:1999 and EN 12944-2:1999 apply. 4 Sampling Sampling is not part of the method specified in this document. A recommended sampling method is given in EN 1482-1. Sample preparation shall be carried out in accordance with EN 1482-2. Grinding of the laboratory sample is recommended for hom
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