The methods for dyes wastewater treatment including floccula-tion-precipitation, adsorption-decolorization, electrolytic, nanofiltration, photocatalysis were summarized.

• 综述了絮凝沉降、吸附脱色、电解、纳滤膜、光催化技术在染料废水处理方面的应用,并对各方法的优缺点做了说明;