1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 12020:2000 The
2、European Standard EN 12020:2000 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 aluminium Atomic absorption spectrometric methodsThis British Standard, having been prepared under the direction of
3、 the Health and Environment Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 April 2000 BSI 04-2000 ISBN 0 580 34635 8 BS EN ISO 12020:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard is
4、the official English language version of EN ISO 12020:2000. It is identical with ISO 12020:1997. The UK participation in its preparation was entrusted by Technical Committee EH/3, Water quality, to Subcommittee EH/3/2, Physical, chemical and biochemical methods which has the responsibility to: aid e
5、nquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organization
6、s represented on this subcommittee can be obtained on request to its secretary. 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
7、British Standards which implement international or European publications referred to in this document 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 Br
8、itish Standard does not purport to include all the 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 fr
9、ont cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, pages ii and iii, a blank page, pages 1 to 10, and inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.EN ISO 12020:2
10、000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000EN ISO 12020:2000BS EN ISO 12020:2000 BSI 389 Chiswick High Road London W4 4
11、AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is th
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