C.I. Reactive Black 8; 2,7-Naphthalenedisulfonic acid, 5-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-, chromium cobalt complex (9CI); Chromium, 5-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid complex (9CI); Cobalt, 5-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid complex (9CI); Basilen Black P-BR; C.I. 18207; Cibacron Black B-D; Drimarene Black P-BL; Helaktyn Black DN; Kayacion Black P-N; Kayacion Black P-N Liquid 40; Ostazin Black H-N; Procion Black H-N; Procion Black P-N; Reactive Black 8; Reactive Black K-BR; Reactive Black MN