C.I.Acid Blue 18

Merantine Blue BF

Lissamine Blue BF

Acid blue 18 (C.I. 50230)

2-[benzenesulfonyl-(4-nitrophenyl)amino]-N-(2,4-dimethylpentan-3-yl)ac etamide

3-[(4-Amino-3-sodiosulfophenyl)amino]-7-[N-ethyl-N-(3-sodiosulfobenzyl)amino]-5-(4-sulfonatophenyl)phenazin-5-ium