BS EN 27627-5-1993 Hardmetals - Chemical analysis by flame atomic absorption spectrometry - Determination of cobalt iron manganese molybdenum nickel titanium and vanadium in conten.pdf
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1、BRITISH STANDARD BS EN 27627-5:1993 ISO 7627-5: 1985 Hardmetals Chemicalanalysis by flame atomic absorption spectrometry Part 5: Determination of cobalt, iron, manganese, molybdenum, nickel, titanium and vanadium in contents from0.5 to2%(m/m) The European Standard EN27627-5:1993 has the status of a
2、British Standard UDC 669.018.25:620.1:543.422BSEN27627-5:1993 This British Standard, having been prepared under the directionof the Iron and SteelStandards Policy Committee, was published underthe authority of the Standards Board and comes intoeffect on 15 June1993 BSI 12-1999 The following BSI refe
3、rences relate to the work on this standard: Committee reference ISM/65 Special announcement in BSINews January 1993 ISBN 0 580 21928 1 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national stand
4、ards organizations of the following countries: Austria Oesterreichisches Normungsinstitut Belgium Institut belge de normalisation Denmark Dansk Standardiseringsraad Finland Suomen Standardisoimisliito, r.y. France Association franaise de normalisation Germany Deutsches Institut fr Normung e.V. Greec
5、e Hellenic Organization for Standardization Iceland Technological Institute of Iceland Ireland National Standards Authority of Ireland Italy Ente Nazionale Italiano di Unificazione Luxembourg Inspection du Travail et des Mines Netherlands Nederlands Normalisatie-instituut Norway Norges Standardiseri
6、ngsforbund Portugal Instituto Portugus da Qualidade Spain Asociacin Espaola de Normalizacin y Certificacin Sweden Standardiseringskommissionen i Sverige Switzerland Association suisse de normalisation UnitedKingdom British Standards Institution Amendments issued since publication Amd. No. Date Comme
7、ntsBSEN27627-5:1993 BSI 12-1999 i Contents Page Cooperating organizations Inside front cover National foreword ii Foreword 2 1 Scope and field of application 3 2 Reference 3 3 Reagents 3 4 Procedure 3 5 Expression of results 4 Annex ZA (normative) Normative references to international publicationswi
8、ththeir relevant European publications 5 National annex NA (informative) Committees responsible Inside back cover National annex NB (informative) Cross-reference Inside back cover Table 1 Instrumental parameters and characteristics of calibration functions 3 Table 2 Rounding of results 4BSEN27627-5:
9、1993 ii BSI 12-1999 National foreword This British Standard has been prepared under the direction of the Iron and Steel Standards Policy Committee and is the English language version of EN27627-5:1993 Hardmetals Chemical analysis by flame atomic absorption spectrometry Part5: Determination of cobalt
10、, iron, manganese, molybdenum, nickel, titanium and vanadium in contents from0,5 to2% (m/m), published by the European Committee for Standardization (CEN). It is identical withISO7627-5:1983, prepared by Technical Committee119, Powder metallurgy, of the International Organization for Standardization
11、 (ISO) with theactive participation of the UK. This British Standard supersedesBS5600-4.17.5:1986, which is withdrawn and from which it differs by the addition ofAnnex ZA. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are respon
12、sible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, theEN title page, pages 2 to 6, an inside back cover and a back cover. Thi
13、s standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN27627-5 April 1993 UDC 669.018.25:620.1:543.422 Descriptors: Powder metallurgy, hard
14、metals, chemical analysis, determination of content, transition metals, cobalt, iron, manganese, molybdenum, nickel, titanium, vanadium, spectrometric analysis, atomic absorption spectrophotometry English version Hardmetals Chemical analysis by flame atomic absorption spectrometry Part5: Determinati
15、on of cobalt,iron, manganese, molybdenum, nickel, titanium andvanadium in contents from0,5 to2% (m/m) (ISO 7627-5:1983) Mtaux-durs Analyse chimique par spectromtrie dabsorption atomique dans la flamme Partie5: Dosage du cobalt, du fer, dumanganse, du molybdne, du nickel, du titane et du vanadium des
16、 teneurs comprisesentre0,5 et2% (m/m) (ISO 7627-5:1983) Hartmetalle Chemische Analyse durch Flammenatomabsorptionsspektrometrie Teil5: Bestimmung des Cobalt-. Eisen-, Mangan-, Molybdn-, Nickel-, Titan- und Vanadiumgehaltes von0,5 bis2% (m/m) (ISO7627-5:1983) This European Standard was approved by CE
17、N on1993-04-02. 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
18、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 notified to the Centr
19、al Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. CEN European Co
20、mmittee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1993 Copyright reserved to CEN members Ref. No. EN 27627-5:1993 EEN27627-5:1993 BSI 12-1999 2 Foreword In1992,ISO7627-5:1983 Hardmetals Chemical analysis
21、 by flame atomic absorption spectrometry Part5: Determination of cobalt, iron, manganese, molybden, nickel, titanium and vanadium in contents from0,5 to2% (m/m) was submitted to the CEN Primary Questionnaire procedure. Following the positive result of the CEN/CS ProposalISO7627-5:1983 was submitted
22、to the CEN Formal Vote. The result of the Formal Vote was positive. 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 October1993, and conflicting national standards shall be withdrawn at the latest
23、 byOctober1993. According to the Internal Regulations of CEN/CENELEC, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and
24、 UnitedKingdom. NOTEThe European references to international publications are given inAnnex ZA (normative).EN27627-5:1993 BSI 12-1999 3 1 Scope and field of application This part ofISO7627 specifies the method to be used for the determination of cobalt, iron, manganese, molybdenum, nickel, titanium
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