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For wastewater with a COD level of 100 and ammonia nitrogen levels of 20, what chemicals can be used to remove these pollutants?

2016-05-26View Original

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For wastewater treatment, where the COD level is 100 and the ammonia nitrogen level is 20, what chemicals can be used for treatment without resorting to biological treatment processes, in order to reduce the COD level to 50 and the ammonia nitrogen level to 5?
Reply #22016-05-26
Use PAC/PAM air flotation, or add SN-1
Reply #32016-05-26
Floculants can only remove suspended solids, right? What is SN1?
Reply #42016-05-27
COD removal: 1. Dilute with water and discharge directly; 2. Conduct coagulation experiments to observe the effects ; 3. Ozone oxidation experiment to observe the effects ; 4. Sand filtration + activated carbon adsorption experiment to observe the effects ; 5. Iron-carbon or iron-carbon + Fenton experiment to observe the effects ; The process plan is selected based on the experimental results. Ammonia nitrogen removal: Sodium hypochlorite can be used to remove ammonia nitrogen via the breakpoint method.
Reply #52016-05-27
Without biochemical treatment, to remove COD, air flotation or advanced oxidation methods are the only options; to remove ammonia nitrogen, air flotation combined with activated carbon is the only solution
Reply #62016-06-01
We have medications imported from Germany that can remove both COD and ammonia nitrogen simultaneously; if you’re interested, feel free to reach out to me.
Reply #72016-06-01
What is the medication? It’s so amazing
Reply #82016-06-01
Our COD remover can reduce the level to below 50. If you are interested, feel free to contact me for more details. We can send samples free of charge for testing, or our technicians can go to the site to assess the situation and develop a solution
Reply #92016-06-05
It can be treated by physical and chemical methods; the addition of chemicals can meet the treatment requirements

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