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ISO 9390:1990 Edition
Water quality -- Determination of borate -- Spectrometric method using azomethine-H
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Status

Standard - Active

Origin

Technical Committee :
ISO/TC 147/SC 2 : Physical, chemical and biochemical methods

Implementation

start of the vote on the project    21/04/1988   date of ratification (dor)   
end of the vote on the project    01/10/1988   date of anouncement (doa)   
start of the vote on the final project    22/06/1990   date of publication (dop)    13/09/1990
end of the vote on the final project    13/09/1990   date of withdrawal (dow)   


Publication Official Journal
of the Grand-Duchy of Luxembourg
Reference

International Classification for Standards (ICS codes) :

13.060.50 : Examination of water for chemical substances
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