BS-EN-15022-3-2006.pdf
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1、BRITISH STANDARD BS EN 15022-3:2006 Copper and copper alloys Determination of tin content Part 3: Low tin content Flame atomic absorption spectrometry method (FAAS) The European Standard EN 15022-3:2006 has the status of a British Standard ICS 77.120.30 ? Licensed Copy: sheffieldun sheffieldun, na,
2、Fri Nov 17 08:47:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 15022-3:2006 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2006 BSI 2006 ISBN 0 580 49476 4 National foreword This British Standard was published by BSI. It is
3、the UK implementation of EN 15022-3:2006. The UK participation in its preparation was entrusted to Technical Committee NFE/34, Copper and copper alloys. A list of organizations represented on NFE/34 can be obtained on request to its secretary. This publication does not purport to include all the nec
4、essary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 17 08:47:35 GMT+00:00 20
5、06, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15022-3 October 2006 ICS 77.120.30 English Version Copper and copper alloys - Determination of tin content - Part 3: Low tin content - Flame atomic absorption spectrometry method (FAAS) Cuivre et alliages de cuivre -
6、 Dosage de ltain - Partie 3 : Etain en faible teneur - Mthode par spectromtrie dabsorption atomique dans la flamme (SAAF) Kupfer und Kupferlegierungen - Bestimmung des Zinngehaltes - Teil 3: Niedriger Zinngehalt - Flammenatomabsorptionsspektrometrisches Verfahren (FAAS) This European Standard was ap
7、proved by CEN on 14 August 2006. 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 nation
8、al standards may be obtained on application to the Central Secretariat 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 noti
9、fied to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherl
10、ands, 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: rue de Stassart, 36 B-1050 Brussels 2006 CENAll rights of exploitation i
11、n any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15022-3:2006: E Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 17 08:47:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 15022-3:2006 (E) 2 Contents Page Foreword3 1 Scope 4 2 Normative references4 3 Principle4
12、 4 Reagents and materials 4 5 Apparatus .5 6 Sampling.5 7 Procedure .6 8 Expression of results 8 9 Precision.9 10 Test report10 Bibliography11 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 17 08:47:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 15022-3:2006 (E) 3 Foreword This European Stand
13、ard (EN 15022-3:2006) has been prepared by Technical Committee CEN/TC 133 “Copper and copper alloys”, 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 April
14、 2007, and conflicting national standards shall be withdrawn at the latest by April 2007. Within its programme of work, Technical Committee CEN/TC 133 requested CEN/TC 133/WG 10 “Methods of analysis“ to prepare the following standard: EN 15022-3, Copper and copper alloys Determination of tin content
15、 Part 3: Low tin content Flame atomic absorption spectrometry method (FAAS) This is one of four parts of the standard/Technical Specification for the determination of tin content in copper and copper alloys. The other parts are: prEN 15022-1, Copper and copper alloys Determination of tin content Par
16、t 1: Titrimetric method prEN 15022-2, Copper and copper alloys Determination of tin content Part 2: Spectrometric method prEN 15022-4, Copper and copper alloys - Determination of tin content - Part 4: Medium tin content Flame atomic absorption spectrometry method (FAAS) 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, N
18、etherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 17 08:47:35 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 15022-3:2006 (E) 4 1 Scope This part of this European Standard specifies a f
19、lame atomic absorption spectrometric method (FAAS) for the determination of tin content of copper and copper alloys in the form of unwrought, wrought and cast products. The method is applicable to products having low tin mass fractions between 0,001 % and 0,6 %. 2 Normative references The following
20、referenced documents are indispensable for the application of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 1811-1, Copper and copper alloys Selection and pre
21、paration of samples for chemical analysis Part 1: Sampling of cast unwrought products ISO 1811-2, Copper and copper alloys Selection and preparation of samples for chemical analysis Part 2: Sampling of wrought products and castings 3 Principle Dissolution of a test portion in hydrochloric acid and h
22、ydrogen peroxide. Extraction of tin into the organic phase with a solution of trioctylphosphine oxide in methylisobutylketone followed by aspiration of the organic solution into a nitrous oxide/acetylene flame of an atomic absorption spectrometer. Measurement of the absorption of the 286,3 nm line e
23、mitted by a tin hollow-cathode lamp. 4 Reagents and materials 4.1 General During the analysis, use only reagents of recognised analytical grade and only distilled water or water of equivalent purity. 4.2 Ethanol, C2H5OH 4.3 4-methylpentan-2-one (methylisobutylketone) (M.I.B.K.), CH3COCH2CH(CH3)2 WAR
24、NING 4-methylpentan-2-one is a volatile, flammable organic material. Normal safety precautions should be taken. 4.4 M.I.B.K. alcoholic solution Mix 92 parts of M.I.B.K. solution (4.3) with 8 parts of ethanol (4.2). 4.5 Hydrochloric acid, HCl ( = 1,19 g/ml) 4.6 Hydrochloric acid solution, 1 + 1 Dilut
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- BS EN 15022 2006
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