dye|World dye variety

Name:C.I.Direct Black 113 Molecular Structure: Double azo class Molecular Formula: Molecular Weight: CAS Registry Number:12217-53-7

Name:C.I.Direct Black 112 Molecular Structure: trisazo class Molecular Formula: Molecular Weight: CAS Registry Number:12217-52-6

Name:C.I.Direct Black 104,C.I.28685 Molecular Structure: Double azo class Molecular Formula:C25H15N6NaO8S Molecular Weight: 582.48 CAS Registry Number:6358-78-7

Name:C.I.Direct Black 103,C.I.34179 Molecular Structure: trisazo class Molecular Formula:C36H21N6Na3O11S3 Molecular Weight: 1029.87 CAS Registry Number:3071-71-4/25180-17-0

Name:C.I.Direct Black 101,C.I.34100 Molecular Structure: trisazo class Molecular Formula:C36H21N6Na3O11S3 Molecular Weight: 878.75 CAS Registry Number:8003-89-2