Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,2',4',5',7'-tetrabromo-3',6'-dihydroxy-,disodium salt,mixt. with 2,2'-methylenebis[3,4,6-trichlorophenol]
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,2',4',5',7'-tetrabromo-3',6'-dihydroxy-,disodium salt,mixt. with 2,2'-methylenebis[3,4,6-trichlorophenol]