Choline Chloride 70 can be used as a clay stabilizer, whose function it is to prevent clay swelling in the shale rocks and minimize the migration of clay fines and can replace materials such as quaternary ammonium salts and KCl.

Eastman produces Choline Chloride as an aqueous solution: a clear, to light amber and nearly odorless liquid. The material comes in a variety of concentrations, the most common ones being 70% and 75%.

Choline Chloride can be used as one of the chemical additives in fracturing fluids.