The research development of biocide used in industry cooling water is introduced and a few of suggestions of developing new biocide are put forward in this paper.

• 工业冷却水中的微生物严重腐蚀水处理系统的金属管壁，为防止微生物的危害需在冷却水中加化学杀生剂。介绍了杀生剂的品种及研究进展，对新型杀生剂的开发提出了建议。