... 1,3-propanediol (Bronopol, BNP) CAS No.52-51-7 Specification: BP2007 High Content, High Effeciency 2-Bromo-2-nitro-1,3-propanediol (Bronopol, ... highly active antimicrobial chemical compound whose chemical formula is 2-bromo-2-nitropropane-1,3-diol. Bronopol's low mammalian ... pass 10 meshTrishydroxymethyl nitromethane≤0.30%2-methyl-2-nitropropane-1,3-diol≤0.30%2-nitroethanol≤0.30%Sodium bromide≤0 ...