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Questions related from Chingyeh Ong
Can I put ice cubes into Ultrasonic bath while it was running. My purpose here is to cool down the temperature of the bath. Thank you.
26 July 2017 2,051 3 View
May I know what are the reasons contributed to the higher COD at the effluent of anoxic biological treatment as compared to the influent COD? (I am using mixed bacterial culture here) I suspect...
18 April 2017 561 16 View
Every so often, primary substrate i.e. glucose is always the carbon source for microbial cell culturing (exp: activated sludge). May I know whether sugar can be a suitable carbon source for...
05 January 2017 6,965 20 View
Good day, Hi everyone, I am going to culture microorganism from the activated sludge to anaerobic, anoxic and aerobic conditions. May I know what are the proper ways for culturing purpose? And...
04 October 2016 3,764 2 View
1. Every so often, the culture media for the activated sludge including 3 main elements: C:N:P. Normally, we use glucose as the main carbon source and it is prepared in liquid stock for the...
22 September 2016 4,134 3 View
How can I modify the surface of polymer carriers for moving bed biofilm reactor (MBBR) in order to enhance their hydrophilicity performances. Thank you.
14 April 2016 5,185 6 View
Does anyone know what is the scientific name of the disease (white dots) happens on the leaf of brown algae? How could it happen? Why should we remove the white dots by brushing while we are going...
19 December 2014 3,558 3 View
Does anyone know why there is always a 3 phases separator on the Hysys simulator but not 2 phases separator for decanter? My process is esterification process (Acetic Acid +Ethanol Ethyl...
16 August 2014 2,656 4 View
Could anyone tell me any technique involved in detecting of a flower cell which has suffered or undergone a mutation?
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