dye|World dye variety

Name:C.I.Direct Blue 132,C.I.27725 Molecular Structure: Double azo class Molecular Formula:C30H20N6Na2O7S2 Molecular Weight: 686.63 CAS Registry Number:8005-87-6

Name:C.I.Direct Blue 131,C.I.35085 Molecular Structure: Multi-azo class Molecular Formula:C44H31N12Na3O11S3 Molecular Weight: 1068.96 CAS Registry Number:6661-39-8

Name:C.I.Direct Blue 130,C.I.27110 Molecular Structure: Double azo class Molecular Formula:C29H23N5Na2O9S2 Molecular Weight: 695.63 CAS Registry Number:6226-70-6

Name:C.I.Direct Blue 129,C.I.27095 Molecular Structure: Double azo class Molecular Formula:C30H19N5Na2O7S2 Molecular Weight: 671.61 CAS Registry Number:8004-65-7

Name:C.I.Direct Blue 128,C.I.27140 Molecular Structure: Double azo class Molecular Formula:C28H21N5Na2O8S2 Molecular Weight: 665.61 CAS Registry Number:6226-72-8