DIN EN 15921-2011 Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 C German version EN 15921 2011《肥料 在65℃温度下运用彼德曼法萃取可溶磷 德文版本EN 15921-2011》.pdf
《DIN EN 15921-2011 Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 C German version EN 15921 2011《肥料 在65℃温度下运用彼德曼法萃取可溶磷 德文版本EN 15921-2011》.pdf》由会员分享,可在线阅读,更多相关《DIN EN 15921-2011 Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 C German version EN 15921 2011《肥料 在65℃温度下运用彼德曼法萃取可溶磷 德文版本EN 15921-2011》.pdf(9页珍藏版)》请在麦多课文档分享上搜索。
1、August 2011 Translation by DIN-Sprachendienst.English price group 7No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS
2、65.080!$t2n“1811575www.din.deDDIN EN 15921Fertilizers Extraction of soluble phosphorus according to Petermann at 65 CEnglish translation of DIN EN 15921:2011-08Dngemittel Extraktion des lslichen Phosphors nach Petermann bei 65 CEnglische bersetzung von DIN EN 15921:2011-08Engrais Extraction du phosp
3、hore soluble selon Petermann 65 CTraduction anglaise de DIN EN 15921:2011-08SupersedesDIN SPEC 1100(DIN CEN/TS 15921):2010-02www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.908.11 DIN EN 15921:2011-08 A comma is used as the decimal
4、 marker. National foreword This standard has been prepared by Technical Committee CEN/TC 260 “Fertilizers and liming materials” (Secretariat: DIN, Germany) under the mandate M/335. The responsible German body involved in its preparation was the Normenausschuss Lebensmittel und landwirtschaftliche Pr
5、odukte (Food and Agricultural Products Standards Committee), Working Committee NA 057-03-02 AA Dngemittel. The method specified in this standard is based upon Regulation (EC) No 2003/2003 relating to fertilizers, Annex IV, method 3.1.5.1 (see Bibliography). DIN EN 15921 supersedes DIN SPEC 1100 (DIN
6、 CEN/TS 15921):2010-02, which has been adopted as a European Standard based on the results of the unique acceptance procedure. Amendments This standard differs from DIN SPEC 1100 (DIN CEN/TS 15921):2010-02 as follows: a) in Subclause 8.2, a normative reference to CEN/TS 15959 has been included relat
7、ing to the determination of phosphorus; b) normative references have been updated; c) the Bibliography has been updated; d) the standard has been editorially revised. Previous editions DIN SPEC 1100 (DIN CEN/TS 15921): 2010-02 2 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15921 June 2011 IC
8、S 65.080 Supersedes CEN/TS 15921:2009English Version Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 C Engrais - Extraction du phosphore soluble selon Petermann 65 C Dngemittel - Extraktion des lslichen Phosphors nach Petermann bei 65 C This European Standard was approved
9、 by CEN on 29 April 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 stan
10、dards 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 n
11、otified 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, Lithu
12、ania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 C
13、EN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15921:2011: EEN 15921:2011 (E) 2 Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Principle 4 5 Sampling .4 6 Reagents .5 7 Apparatus .6 8 Proce
14、dure .6 Bibliography 7 DIN EN 15921:2011-08 EN 15921:2011 (E) 3 Foreword This document (EN 15921:2011) 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 stand
15、ard, either by publication of an identical text or by endorsement, at the latest by December 2011, and conflicting national standards shall be withdrawn at the latest by December 2011. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent right
16、s. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes CEN/TS 15921:2009. 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
17、 Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
18、Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. DIN EN 15921:2011-08 EN 15921:2011 (E) 4 1 Scope This document specifies the procedure for the determination of soluble phosphorus in alkaline ammonium citrate. T
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- DINEN159212011FERTILIZERSEXTRACTIONOFSOLUBLEPHOSPHORUSACCORDINGTOPETERMANNAT65CGERMANVERSIONEN159212011

链接地址:http://www.mydoc123.com/p-672527.html