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How to reduce COD

Dear Sir or Madam,

We are a Gas processing Plant which located at Viet Nam. We had problem with COD of waste water of foam solution with the main component is Diethylene glycol (10-20%). Could you please advise us the way and what chemical can be used to reduce COD from 1800 mg/L to allowable of 100 mg/L with total volume of 300 m3 waste water contained in open basin?

Thanks a lots for your kind support.

I am looking forward to hearing from you.

Thanks & Best Regards,

Ngoan Nguyen Thanh
pipeline - Vung tau, Viet Nam
March 31, 2010

Dear,

Add bleaching powder in small quantity Like 1.0 ppm to ---- as per testing & check COD in water after 2-3 Hr.

U.S. Bhati
- MP, India
April 2, 2010

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