Catalytic Ozonation Treatment of Coal Chemical Reverse Osmosis Concentrate: Water Quality Analysis, Parameter Optimization, and Catalyst Deactivation Investigation.

However, compared to the fresh catalyst, the BET specific surface area, total pore volume, and average pore diameter of the used catalyst all showed a decreasing trend, at 162.57 m 2 /g, 0.27 cm 3 /g, and 7.12 nm, respectively.

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