2,4-Dichlorophenoxyacetic acid lithium salt 3766-27-6 94-75-7 AI3-25317 Acetic acid, 2,4-dichlorophenoxy-, lithium salt Caswell No. 315B EPA Pesticide Chemical Code 030002 Lithate 2,4-D Lithium 2,4-D Lithium 2,4-dichlorophenoxyacetate