Pigment red 52:2 (C.I. 15860:2)

Manganese, 4-[(4-chloro-5-methyl-2-sulfophenyl)azo]-3-hydroxy-2-naphthalenecarboxylic acid complex

[4-[2-[4-Chloro-5-methyl-2-(sulfo-kO)phenyl]diazenyl-kN1]-3-(hydroxy-kO)-2-naphthalenecarboxylato]manganate hydrogen

Manganate(1-), 4-4-chloro-5-methyl-2-(sulfo-.kappa.O)phenylazo-.kappa.N1-3-(hydroxy-.kappa.O)-2-naphthalenecarboxylato(3-)-, hydrogen