.alpha.-(2,5-Dichlorophenoxy)propionic acid 2-(2,5-Dichlorophenoxy)propionic acid 6965-71-5 NSC63350 Propanoic acid, 2-(2,5-dichlorophenoxy)- Propionic acid, 2-(2,5-dichlorophenoxy)- WLN: QVY&OR BG EG