DuBois Chemicals Canada Inc is a single source international manufacturer of specialty chemicals that specializes in chemistries for surface cleaning and metal pretreatment of manufactured agricultural products and machinery since 1920. DuBois also manufactures specialty products for use in metalworking, lubricants, maintenance equipment cleaning, waste water treatment, boiler water treatment, cooling water treatment, zinc platting and anodizing, transportation cleaning and sanitizing, food industry cleaning and sanitizing, and pulp and paper.