Opticalbrightener(Optical brightness agent): Synonymous with Optical bleaching agent.
光学增光剂：即光学漂白剂。
2
The rejection of opticalbrightener by nanofiltration membrane was 98. 9% and the salt could permeate through the membrane in the experiment.
小试实验表明，纳滤膜对增白剂的平均截留率98 9%，对盐基本没有截留效果。
3
The synthesis method of the opticalbrightener DMS was provided and the triazines which were produced as by-production were examined by HPLC with the aid of the triazines standard.