ISO 9509:1989
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Water quality Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waters
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
03-12-2019
English, French
10-12-1989
DocumentType |
Standard
|
Pages |
6
|
PublisherName |
International Organization for Standardization
|
Status |
Withdrawn
|
SupersededBy |
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