BS EN ISO 9408:1999

What is ISO 9408 –  A erobic biodegradability of organic compounds in aqueous medium about?     

ISO 9408 is an International Standard that specifies a method, by determination of the oxygen demand in a closed respirometer, for the evaluation in aqueous medium of the ultimate biodegradability of organic compounds and wastewaters at a given concentration by aerobic microorganisms.  
The method applies to organic compounds which:  

Are water-soluble under the conditions of the test <span data-ccp-props='{"134233279":true,"201341983":0,"335551550":6,"335551620":6,"335559739":0,"335559740":264}' data-mce-fragment...