83721-47-5 EINECS 280-573-3 Methanesulfonamide, 1-chloro-N-(2,3,4-trichloro-6-(2,4-dichlorophenoxy)phenyl)-, sodium salt Sodium chloro-N-(2,3,4-trichloro-6-(2,4-dichlorophenoxy)phenyl)methanesulphonamidate