2,2-dibromo-3-nitrilopionamide(DBNPA) is a ideal environmental protection agent as biocide-algaecide and water treatment agent.It is tested and compared the bactericidal activity of DBNPA and chlorine dioxide in wastewater treatment in this experimert.Test results showed that DBNPA had marked antimicrobial activity over chlorine dioxide in wastewater treatment.Therefore,DBNPA would posses a great de...