BS EN ISO 9509:1995 Water quality. Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waters (Withdrawn)
Publication Year
1995
Document Status
Withdrawn
Abstract
Applicable to non-volatile chemical substances, which are soluble in water, and also to waste waters.
Document History
Also known as BS 6068-5-9:1990. Superseded by BS EN ISO 9509:2006.
ISBN
0580184242
Publisher Information
British Standards Institution
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
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