Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and wastewater (ISO 9509:1989)
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Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and wastewater (ISO 9509:1989)
Subscribe on standards with our subscription service. When you use our service you can be assured the latest editions and easy access.
Read more about SIS Subscriptions