dye|World dye variety

Name:C.I.Direct Black 175 Molecular Structure: Multi-azo class Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Direct Black 173 Molecular Structure: Multi-azo class Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Direct Black 171,C.I.335500 Molecular Structure: trisazo class Molecular Formula:C37H25N10Na3O10S2 Molecular Weight: 902.75 CAS Registry Number:135990-85-1

Name:C.I.Direct Black 170 Molecular Structure: trisazo class Molecular Formula:C35H25N9Na2O9S2 Molecular Weight: 825.74 CAS Registry Number:43151-71-9/86167-73-9

Name:C.I.Direct Black 169 Molecular Structure: trisazo class Molecular Formula: Molecular Weight: CAS Registry Number: 82987-49-3