Synonyms:
Acid AcenylBlack 2B ; Acid Black MB ; Allilon Acid Black NB ; Apollo Acid FastBlack MB ; Apollo Acid Fast Black SB ; Best Acid Black NB ; Daedo Acid Black M-B ; Derma Fast Black W ; Dycosweak Acid Black M-B ; Dycosweak Acid Black N-T ; ElbenylBlack BN ; Eniamide Black V-NS ; Nylochrom Black B ; Ravi Acid Milling Black B ; Rifa Acid Fast Black M-B ; Rifa Acid Fast Black S-A ; Rifa Acid Fast Black SB ; Silk Fast Black B ; Simacid Black 24926 ; Suminol Milling Black NB ; Triacid FastBlack NBL ; Velonol Black BN ; Viscolan Black B ; ; C.I. Acid Black 29