2-[(4-Aminophenyl)amino]-5-nitrobenzenesulfonic acid91-29-2100 % similar 4,4′-Diaminodiphenylamine-2-sulfonic acid119-70-068 % similar 4-Nitroaniline-2-sulfonic acid96-75-363 % similar 5-Amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid119-72-262 % similar 5-Amino-2-(phenylamino)benzenesulfonic acid91-30-558 % similar 2,4-Dinitrobenzenesulfonic acid89-02-155 % similar 4,4′-Dinitro-2,2′-stilbenedisulfonic acid128-42-754 % similar 2-Methyl-5-nitrobenzenesulfonic acid121-03-953 % similar 2-Chloro-5-nitrobenzenesulfonic acid96-73-153 % similar 2-Amino-4-nitrophenol-6-sulfonic acid96-67-351 % similar 2,4-Dinitrodiphenylamine961-68-248 % similar 5-Nitro-2-carboxybenzenesulfonic acid potassium salt5344-48-946 % similar Hc red 12784-89-646 % similar 4-Nitrobenzenesulfonic acid138-42-145 % similar 2-(Methylsulfonyl)-4-nitrobenzenamine96-74-244 % similar 3-Nitrobenzenesulfonic acid98-47-544 % similar 4-(4-Nitrophenoxy)benzenamine6149-33-344 % similar Sodium 2-amino-5-nitrobenzenesulfonate30693-53-943 % similar 2,4,6-Trinitrobenzenesulfonic acid2508-19-243 % similar Hc yellow 556932-44-642 % similar