dye|World dye variety

Name:C.I.Direct Violet 12,C.I.22550 Molecular Structure: Double azo class Molecular Formula:C32H22N6Na2O8S2 Molecular Weight: 728.66 CAS Registry Number:2429-75-6

Name:C.I.Direct Violet 11,C.I.27910 Molecular Structure: Double azo class Molecular Formula:C34H25N5Na2O8S2 Molecular Weight: 741.7 CAS Registry Number:6227-19-6

Name:C.I.Direct Violet 10,C.I.18100 Molecular Structure: Single azo class Molecular Formula:C28H22N4Na2O8S3 Molecular Weight: 684.67 CAS Registry Number:6661-44-5

Name:C.I.Direct Violet 9,C.I.27885 Molecular Structure: Double azo class Molecular Formula:C30H23N5Na2O8S2 Molecular Weight: 691.64 CAS Registry Number:6227-14-1

Name:C.I.Direct Violet 8,C.I.17500 Molecular Structure: Single azo class Molecular Formula:C32H24N4Na2O9S Molecular Weight: 686.6 CAS Registry Number:6417-26-1