TSI offers four highly dependable Atomizers for nebulizing a liquid and generating polydisperse, high-concentration aerosols. All four Atomizers produce a mean droplet diameter of 0.3 m with a geometric standard deviation of less than 2.0. They are suitable for work with a wide range of solutions and suspensions, including polystyrene latex (PSL) spheres, dioctyl phthalate (DOP), silicon oil, salt or sugar solutions, and methylene blue.