1929-86-8 2-((4-Chloro-o-tolyl)oxy)propionic acid potassium salt 2-(2-Methyl-4-chlorophenoxy)propionic acid potassium salt 93-65-2 Caswell No. 559D Compitox Extra EINECS 217-683-8 EPA Pesticide Chemical Code 031503 Gordon's mecomec Hedonal MCPP Iso-Cornox 57 MCPP potassium salt MECOPROP, POTASSIUM SALT Mecoprop potassium salt Methoxone M Potassium 2-(2-methyl-4-chlorophenoxy)propionate Potassium 2-(4-chloro-2-methylphenoxy)propionate Propanoic acid, 2-(4-chloro-2-methylphenoxy)-, potassium salt (9CI) Propionic acid, 2-((4-chloro-o-tolyl)oxy)-, potassium salt SYS 67MPROP