... .5% or 99.0% water treatment agent-- Bronopol (2-Bromo-2-nitro-1,3-propanediol)1.an efficient antiseptic fungicide2.CAS no: 52-51 ... :200CAS NO.: 52-51-7Usage: Bactericide, it is widely used in industrial circulating water, algae-killing, paper pulp, paint, plastic, ... timber-cooling circulating water and other industries . In addition, it can be used to prevent daily-used cosmetic ...