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Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganism…

Overview EN ISO 9509:2006 - "Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms" - specifies a laboratory method to assess short‑term inhib…

Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganism…

Overview EN ISO 9509:2006 - "Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms" - specifies a laboratory method to assess short‑term inhib…

Water quality — Method for assessing the inhibition of nitrification of activated sludge micro-organisms by c…

Water quality. Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms

1 Scope This International Standard specifies a method for assessing the short-term inhibitory effect of waters, waste waters or test substances on nitrifying bacteria in activated sludge . The inhib…

Water quality — Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms

Overview ISO 9509:2006 - Water quality: Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms specifies a laboratory method to determine short‑term inhibitory…