BNPD is a bactericide, antiseptic and preservative.
Chemical Name 2-BROMO-2-NITRO-1,3-PROPANEDIOL, 2-Bronopol, Bronosol
Chemical Formula HOCH2C(Br)(NO2)CH2OH
Molecular Weight 199.98
PROPERTIES TYPICAL VALUE
Appearance White to slightly yellow crystalline powder
Assay (%): 99.0 min
Moisture, wt% 0.5 max
Acidity 5.0 — 7.0
Melting Point, oC 126 — 132
It is used as preservatives for coatings, slurries and to control microbial fouling in paper
mills and process water systems.