12238-79-8 127546-07-0 15782-05-5 2-Naphthalenecarboxylic acid, 4-((5-chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-, strontium salt (1:1) 4-((5-Chloro-2-sulfo-p-tolyl)azo)-3-hydroxy-2-naphthalenecarboxylicacid, strontium salt 4-((5-Chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-2-naphthalenecarboxylic acid, strontium salt (1:1) 71750-61-3 C.I. Pigment Red 48:3 EINECS 239-879-2 Strontium 4-((5-chloro-4-methyl-2-sulphonatophenyl)azo)-3-hydroxy-2-naphthoate (1:1)