The Ragan & Massey Inc. RM18 Fast-Acting Grass and Weed Killer Concentrate, MPN 75439, is a non-selective herbicide formulated for total control of unwanted brush, broadleaf plants, and grass. This concentrate contains 18.00% Glyphosate isopropylamine salt and 0.73% Diquat dibromide, acting systemically to kill weeds down to the root. Designed for use in lawn replacement, clearing walkways, driveways, fence lines, and garden preparation, it produces visible wilting within 12 hours of contact and is rainfast in 30 minutes. The 64 fl oz bottle yields up to 21 gallons of solution, treating up to 6,300 square feet. Any product not absorbed by the plant deactivates upon touching the soil, leaving fertile ground for new plantings. It controls over 100 types of weeds, including Kudzu, wild blackberry, poison ivy, poison oak, crabgrass, and dandelions. After application, there are no entry restrictions for pets or people once the spray has dried. The product is EPA registered under number 84009-29 and carries a "Caution" signal word.