2 6 dichloroindophenol sodium salt hydrate cas no July 8, 2019 16 32 64 128 2 6-dichlorophenolindophenol sodium salt (0.1 ) 2 6-dichloroindophenol sodium salt dihydrate 2 6-dichloroindophenol sodium salt hydrate 2 6-dichlorophenolindophenol sodium salt dihydrate 2 6-dichlorophenolindophenol sodium salt hydrate