2-(4'-Arsono-3'-hydroxyanilino)-4,6-diamino-s-triazine disodium salt CF9493600 N-(4,6-Diamino-s-triazin-2-yl)-2-hydroxy-p-arsanilic acid disodium salt p-Arsanilic acid, N-(4,6-diamino-s-triazin-2-yl)-2-hydroxy-, disodium salt