dye|World dye variety

Name:C.I.Direct Violet 28,C.I.23685 Molecular Structure: Double azo class Molecular Formula:C34H24N4Na2O8S2 Molecular Weight: 726.69 CAS Registry Number:6420-06-0

Name:C.I.Direct Violet 27,C.I.22460 Molecular Structure: Double azo class Molecular Formula:C32H20N5Na3O11S3 Molecular Weight: 815.70 CAS Registry Number:6426-64-8

Name:C.I.Direct Violet 26,C.I.27860 Molecular Structure: Double azo class Molecular Formula:C34H24N5Na3O10S3 Molecular Weight: 827.75 CAS Registry Number:6227-11-8

Name:C.I.Direct Violet 25,C.I.22930 Molecular Structure: Double azo class Molecular Formula:C52H30N6Na6O22S6 Molecular Weight: 1421.16 CAS Registry Number:6375-56-0

Name:C.I.Direct Violet 22,C.I.22480 Molecular Structure: Double azo class Molecular Formula:C32H19N4Na3O11S3 Molecular Weight: 800.68 CAS Registry Number:6426-67-1