软化与生化联合工艺处理乙二醇废水的工程实例
裘碧英,戴灵峰,李天宝,段俊,杨凯,许威
Engineering example on combined process of softening and biochemistry for treating ethylene glycol wastewater
Biying Qiu,Lingfeng Dai,Tianbao Li,Jun Duan,Kai Yang,Wei Xu
表2
2018年4月进出水水质情况
指标
pH
COD
cr
/(mg.L
-1
)
NH
3
-N/(mg.L
-1
)
TN/(mg.L
-1
)
SS/(mg.L
-1
)
硬度/(mg.L
-1
)
进水
9.38
6 065
566
821
71
529
出水
8.63
26
0.80
12.3
0
176
排放标准
6~9
≤50
≤5
≤15
≤10