... -1,3-propanediol Specifications:Appearance:white or pale yellow crystalline powder.Assay99%moisture0.5%Melting point126-131oCSolubleness :Easily soluble in water( ... fiber drum .Usage: Bactericide, it is widely used in industrial circulating water, algae-killing, paper pulp, paint, plastic, timber- ... South america,USA etc. 2-Bromo-2-nitro-1,3-propanediol,bronopol,water treatment,industry fungicides 99%