Benzoic acid, 2-hydroxy-, reaction products with formaldehyde, coupled with 2-[(4-aminophenyl)amino]-5-nitrobenzenesulfonic acid monosodium salt
CAS No. 72403-26-0
Benzoic acid, 2-hydroxy-, reaction products with formaldehyde, coupled with 2-((4-aminophenyl)amino)-5-nitrobenzenesulfonic acid monosodium salt