Martin's Pramitol 25E concentrate is a bare ground herbicide and an industrial weed killer that acts as a soil sterilant preventing plant growth for up to 1 year from application. For use in rock beds, driveways, construction sites, pipe yards and other commercial areas. Controls hard to kill Johnson grass and Bindweed. One quart treats up to 2,500 square feet. Ingredients: Prometon 25%.