Benzoic acid, 2-hydroxy-, monosodium salt, coupled with 4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid, diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine and diazotized 4-nitrobenzenamine, sodium salt · CAS号: 90218-94-3 · 分子量: 160.1