Alizarin complexone3952-78-1100 % similar O-Cresolphthalein complexone2411-89-447 % similar Lucidin478-08-046 % similar N-(Carboxymethyl)-N-(phenylmethyl)glycine3987-53-946 % similar Rubiadin117-02-245 % similar Xylenol orange1611-35-444 % similar Alizarin72-48-044 % similar Alizarin red S130-22-344 % similar 1,2,4-Trihydroxyanthraquinone81-54-942 % similar Calcein1461-15-042 % similar N-Phthaloylglycine4702-13-040 % similar 1-Hydroxyanthraquinone129-43-138 % similar 9,10-Dihydro-1,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid145-48-236 % similar Isoxepac55453-87-736 % similar N-Phenyliminodiacetic acid1137-73-135 % similar 2-Hydroxyanthraquinone605-32-335 % similar Rubiadin 1-methyl ether7460-43-734 % similar Anthraquinone84-65-134 % similar 9,10-Dihydro-9,10-dioxo-1-anthracenesulfonic acid82-49-534 % similar 2-Anthraquinonecarboxylic acid117-78-233 % similar