2610-05-1 (TETRASODIUM SALT) 3-Amino-5-[(4-{4-[(8-amino-1-hydroxy-5,7-disulfo(2-naphthyl))diazenyl]-3-methoxyphenyl}-2-methoxyphenyl)diazenyl]-4-hydroxynaphthalen-1,2,5,8a-tetrasulfonic acid AIDS-000071 AIDS000071 Airedale Blue FFD C.I. 24410 CSB Chicago Sky Blue Chicago Sky Blue 6B Direct Blue 1 ND-10083 ND-8792 NSC51538 NSC9617