1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 10304-4:2000 BS
2、 6068-2.66:1999 The European Standard EN ISO 10304-4:1999 has the status of a British Standard ICS 13.060.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Water quality Determination of dissolved anions by liquid chromatography of ions Part 4: Determination of dissolved chlo
3、rate, chloride and chlorite in water with low contaminationBS EN ISO 10304-4:2000 This British Standard, having been prepared under the direction of the Health and Environment Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 April 2000 BSI 04
4、-2000 ISBN 0 580 32458 3 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard is the English language version of EN ISO 10304-4:1999. It is identical with ISO 10304-4:1997. The UK participation in its preparation was entrusted by Technical Committee EH/3
5、, Water quality, to Subcommittee EH/3/2, Physical, chemical and biochemical methods, which has the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed;
6、monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. BS EN ISO 10304-4 is one of a series of standards on water quality, others of which have been, or will be, publ
7、ished as Sections of BS 6068. This standard has therefore been given the secondary identifier BS 6068-2.66. The various Sections of BS 6068 are comprised within Parts 1 to 7, which, together with Part 0, are listed below. Part 0 Introduction Part 1 Glossary Part 2 Physical, chemical and biochemical
8、methods Part 3 Radiological methods Part 4 Microbiological methods Part 5 Biological methods Part 6 Sampling Part 7 Precision and accuracy NOTE The tests described in this British Standard should only be carried out by suitably qualified persons with an appropriate level of chemical expertise. Stand
9、ard chemical procedures should be followed throughout. Cross-references Attention is drawn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Standards which i
10、mplement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all t
11、he necessary provisions of a contract. Users of British Standards are responsible 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, the EN ISO tit
12、le page, the EN ISO foreword page, the ISO title page, pages ii and iii, a blank page, pages 1 to 19, the annex ZA, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 1030
13、4-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO
14、10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999EN ISO 10304-4:1999 20BS EN ISO 10304-4:2000 BS 6068-2.66:1999 BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
15、 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK
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