2,3,6-Trichlorobenzeneacetic acid ammonium salt 2,3,6-Trichlorophenylacetic acid, ammonium salt 53404-90-3 Ammonium 2,3,6-trichlorophenylacetate Benzeneacetic acid, 2,3,6-trichloro-, ammonium salt Caswell No. 882A EPA Pesticide Chemical Code 082606