With a long history of process enhancement and water treatment, Ashland is well positioned to help biorefineries operate more efficiently and profitably. From extraction aids to increase corn oil production to corrosion inhibitors to protect plant assets, Ashland offers a variety of chemical technologies to address a wide range of customer needs. Our state-of-the-art product portfolio for biorefineries includes biocides, cleaners, coagulants and flocculants, corn oil extraction aids, corrosion inhibitors, defoamers, deposit and scale inhibitors, flotation aids, fuel oil additives and odor inhibitors.