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MDBA is usually used as the chain extender in the production of green solvents. The wastewater generated in its production contains 2-butyl alcohol, butanone, sodium carbonate, p-TSNa and other additives. The 2-butyl alcohol was extracted back by adding the RA-2 extractant into the kettle residue and then the wastewater was directly treated by the pressurized biological oxidation process with the...
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