100551-99-3 11108-04-6 12238-26-5 2-Naphthalenecarboxylic acid, 4-((5-chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-, disodium salt 3564-21-4 4-((5-Chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-2-naphthalenec- arboxylic acid, disodium salt C.I. Pigment Red No. 48, disodium salt CI 15865 Disodium 4-((5-chloro-4-methyl-2-sulphonatophenyl)azo)-3-hydroxy-2-naphthoate EINECS 222-642-2 Pigment red 48