dye|World dye variety

Name:C.I.Direct Black 154,C.I.303865 Molecular Structure: trisazo class Molecular Formula:C36H29N9Na2O7S2 Molecular Weight: 809.78 CAS Registry Number:37372-50-2

Name:C.I.Direct Black 151,C.I.35436 Molecular Structure: Multi-azo class Molecular Formula:C48H32N12Na4O15S4 Molecular Weight: 1237.06 CAS Registry Number:82944-38-5

Name:C.I.Direct Black 150,C.I.32010 Molecular Structure: trisazo class Molecular Formula:C38H27N10Na3O11S3 Molecular Weight: 964.85 CAS Registry Number:

Name:C.I.Direct Black 141,C.I.31546 Molecular Structure: trisazo class Molecular Formula:C32H23N9Na2O7S2 Molecular Weight: 755.69 CAS Registry Number:12239-88-2

Name:C.I.Direct Black 131,C.I.30270 Molecular Structure: trisazo class Molecular Formula:C38H25N8Na3O10S3 Molecular Weight: 918.82 CAS Registry Number:6486-54-0