2-[[4-(2-carboxyanilino)-3,6-dioxocyclohexa-1,4-dien-1-yl]amino]benzoic acid

蛋白银染试剂盒

n-propyl 2,5-dihydroxybenzoate

5-acetyloxy-2-hydroxybenzoic acid

3,6-二羟基苯二甲酰亚胺