Indigo dye
几种混凝剂对印染废水处理的研究_建筑施工论文 关键词:混凝剂;印染废水;靛蓝染料;正交试验 [gap=778]Key words: coagulant; dyeing and printing wastewater; indigo dyes; orthogonal test
purity of indigo ; naturalness of indigo
reduced indigo
Indigo-blue dye wastewater