dye|World dye variety

Name:C.I.Direct Black 168,C.I.335475 Molecular Structure: trisazo class Molecular Formula:C34H23N8Na3O11S3 Molecular Weight: 884.76 CAS Registry Number:85631-88-5/83046-38-2

Name:C.I.Direct Black 166,C.I.30026 Molecular Structure: trisazo class Molecular Formula:C35H26N10Na2O8S2 Molecular Weight: 824.76 CAS Registry Number:57131-19-8

Name:C.I.Direct Black 165 Molecular Structure: azo class Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Direct Black 164,C.I.31536 Molecular Structure: trisazo class Molecular Formula:C28H22N10Na2O7S2 Molecular Weight: 720.65 CAS Registry Number: 83293-51-0

Name:C.I.Direct Black 163 Molecular Structure: trisazo class Molecular Formula: Molecular Weight: CAS Registry Number:81296-24-4