1-Hydroxy-4-(p-sulfophenylazo)-2-naphthalenecarboxylic acid
1-Hydroxy-4-(p-sulfophenylazo)-2-naphthalenecarboxylic acid ??
??
1-Hydroxy-4-(p-sulfophenylazo)-2-naphthalenecarboxylic acid C??? ??, ??, ??
1-Hydroxy-4-(p-sulfophenylazo)-2-naphthalenecarboxylic acid ?? ?? ? ???
???
?? ??
1-Hydroxy-4-(p-sulfophenylazo)-2-naphthalenecarboxylic acid ?? ??
???( 0)?? ??