dye|World dye variety

Name:C.I.Direct Red 255 Molecular Structure: Azo class Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Direct Red 254 Molecular Structure: Double azo class Molecular Formula: Molecular Weight: CAS Registry Number:101380-00-1

Name:C.I.Direct Red 253,C.I.284243 Molecular Structure: Double azo class Molecular Formula:C29H26N10Na2O9S2 Molecular Weight: 768.69 CAS Registry Number:142985-51-1

Name:C.I.Direct Red 250,C.I.29168 Molecular Structure: Double azo class Molecular Formula:C34H20N7Na3O14S2 Molecular Weight: 883.66 CAS Registry Number:82944-45-4

Name:C.I.Direct Red 243:1 Molecular Structure: Double azo class Molecular Formula: Molecular Weight: CAS Registry Number: