JIS-H-1059-2005-ENG.pdf
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1、J IS JAPANESE INDUSTRIAL STANDARD Translated and Published by Japanese Standards Association Methods for determination of arsenic in copper and copper alloys ICs 77.120.30 Reference number : JIS H 1059 : 2005 (E) PROTECTED BY COPYRIGHT 9s Copyright Japanese Standards Association Provided by IHS unde
2、r license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:59:26 MDTNo reproduction or networking permitted without license from IHS -,-,- H 1059 : 2005 Foreword This translation has been made based on the original Japanese Industrial Standard revised by the
3、 Minister of Economy, Trade and Industry through deliberations at the Japanese Industrial Standards Committee, as the result of proposal for revision of Japanese Industrial Standard submitted by Japan Copper and Brass Association (JCBA)/Japanese Standards Association (JSA) with the draft being attac
4、hed, based on the provision of Article 12 Clause 1 of the Industrial Standardization Law applicable to the case of revision by the provision of Article 14. Consequently JIS H 1059 : 1987 is replaced with this Standard. Attention is drawn to the possibility that some parts of this Standard may confli
5、ct with a patent right, application for a patent after opening to the public, utility model right or application for registration of utility model after opening to the public which have technical properties. The relevant Minister and the Japanese Industrial Standards Committee are not responsible fo
6、r identifying the patent right, application for a patent after opening to the public, utility model right or application for registration of utility model after opening to the public which have the said technical properties. Date of Establishment: 1987-11-01 Date of Revision: 2005-03-20 Date of Publ
7、ic Notice in Official Gazette: 2005-03-22 Investigated by: Japanese Industrial Standards Committee Standards Board Technical Committee on Non-Ferrous Metals JIS H 1059 :2005, First English edition published in 2005-09 Translated and published by: Japanese Standards Association 4-1-24, Akasaka, Minat
8、o-ku, Tokyo, 107-5440 JAPAN In the event of any doubts arising as to the contents, the original JIS is to be the final authority. O JSA 2005 All rights reserved. Unless otherwise specified, iio part of this publication may be reproduced or utilized in any forin or by any ineaiis, electronic or mecha
9、nical, includiiig photocopying and microfilm, without permission in writing from the publisher. Printed in Japan KKIAT PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007
10、 19:59:26 MDTNo reproduction or networking permitted without license from IHS -,-,- H 1059 : 2005 Contents Page Introduction . 1 2 3 4 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 Scope Normative reference General matters . Classification of determination methods . Molybdoarsenate ext
11、raction absorptiometry Summary . Reagents Weighing out amount of sample . Operation Blank test Preparation of working curve Calculation Bromide extraction separation molybdoarsenate blue absorptiometry . Summary . Reagents Weighing out amount of sample . Operation Blank test Preparation of working c
12、urve Calculation Annex (informative) Comparison table between JIS and corresponding International Standard . 1 1 1 1 1 2 2 2 2 2 3 3 4 4 4 4 5 5 6 7 7 9 (i PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wi
13、ng, Bernie Not for Resale, 03/14/2007 19:59:26 MDTNo reproduction or networking permitted without license from IHS -,-,- JAPANESE INDUSTRIAL STANDARD JIS H 1059 : 2005 Methods for determination of arsenic in copper and copper alloys Introduction This Japanese Industrial Standard has been prepared by
14、 adopting the first edition of IS0 3220 Copper and copper alloys-Determination of arsenic- Photometric method published in 1975 for the corresponding part (clause 6, Bromide extraction separation molybdoarsenate blue absorptiometry) and by adding the clauses (those other than clause 6) not given in
15、the original International Standards, as pro- visions that are unique to the Japanese Industrial Standard. The portions given sidelines or dotted underlines are the matters which have been added to or modified from the original International Standard. A list of modifica- tions with the explanations
16、is given in annex (informative). 1 Scope per and copper alloys (wrought copper). This Standard specifies the methods for determination of arsenic in cop- The International Standard corresponding to this Standard is as fol- lows. In addition, symbols which denote the degree of correspondence in the c
17、ontents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) ac- cording to ISO/IEC Guide 21. IS0 3220 : 1975 Copper and copper alloys-Determination of arsenic- Photometric method (MOD) Remarks : 2 Normative reference The following standar
18、d contains provisions which, through reference in this text, constitute provisions of this Standard. The most recent edi- tion of the standard (including amendments) indicated below shall be applied. JIS H 1012 General rules for chemical analysis of copper and copper alloys 3 General matters dance w
19、ith JIS H 1012. General matters common to this method shall be in accor- 4 Classification of determination methods The method for determination of arsenic shall be in accordance with either of the following methods. they are applicable shall be as given in table 1. The determination methods and allo
20、y numbers of copper or copper alloys to which 4 Molybdoarsenate extraction absorptiometry This method applies to the sample of 0.005 % (m/m or over up to and including 0.08 % (m/m) in arsenic content. b) Bromide extraction separation molybdoarsenate blue absorptiometry This method applies to the sam
21、ple of 0.002 % (m/m) or over up to and including 0.8 % (m/m) in arsenic content. . PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:59:26 MDTNo reproduction or netw
22、orking permitted without license from IHS -,-,- 2 H 1059 : 2005 Alloy number C4430 Table 1 Determination method and subject alloy number Molybdoarsenate Bromide extraction extraction absorptiometry separation molybdoarsenate blue absorptiometry O O C6871 C6872 I C6870 I O I O I O O O O 5 Molybdoarse
23、nate extraction absorptiometry 5.1 Summary After decomposing a sample with the mixture of hydrochloric and nitric acid, it is joined by sodium hypobromite and hexaammonium heptamolybdate, and molybdoarsenic acid is generated. Thereafter, it is extracted with ethyl acetate, butanol and the absorbance
24、 is measured by using a photometer. Reagents The reagents shall be as follows: Mixed acid (hydrochloric acid 1, nitric acid 3, and water 4) Copper in arsenic content, and 0.000 3 % (m/m) max. in phosphorus content. Zinc arsenic content, and 0.000 3 % (m/m) max. in phosphorus content. Sodium hypobrom
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