1,2,4 Unless otherwise stated, all data in this fact sheet refer to the acid Salt, isopropylamine salt, potassium salt, sodium salt, and trimethylsulfonium or trimesium Formulations of glyphosate include an acid, monoammonium salt, diammonium.6 See the text box on Laboratory Testing. In 1974 5, and reregistration was completed in 1993. Registered for use by the United States Environmental Protection Agency (U.S. Glyphosate's potential as an herbicide was reported in 1971.Glycine 3 and the Chemical Abstracts Service (CAS) registry number 1 The International Union of Pure and AppliedĬhemistry (IUPAC) name for glyphosate is N-(phosphonomethyl) 1 When used in smaller quantities, glyphosateĬan act as a plant growth regulator. Glyphosate is a non-selective systemic herbicide that is appliedĭirectly to plant foliage.