Southern Ag Surfactant for Herbicides Non-Ionic, 16oz, 1 Pint Size: 16 OZ A wetting agent that increase coverage and penetration of any herbicide. USE: With almost all herbicide sprays including Trimec, Atrazine, Brush Killer and 2, 4-D Amine CONTAINS: 80% non-ionic Surfactant. For large quantity discount consideration or to request a mixed multi-pack, please message us.