It is a non-selective, post-emerge herbicide that provides tough, long-lasting control of a broad spectrum of annual, biennial, and perennial grasses & broadleaf weeds Dosage: 150mls-200mls/20L (1.5L-2L/Acre), Active Ingredient: Glyphosate IPA (Isopropyl-amine salt 480g/L). Available in 1ltr and 20ltrs package