dye|World dye variety

Name:C.I.Direct Red 121,C.I.28250 Molecular Structure: Double azo class Molecular Formula:C30H22N6Na2O8S2 Molecular Weight: 704.64 CAS Registry Number:5979-32-8

Name:C.I.Direct Red 120,C.I.25275 Molecular Structure: Double azo class Molecular Formula:C33H24N8Na2O9S2 Molecular Weight: 786.70 CAS Registry Number:6391-27-1

Name:C.I.Direct Red 119,C.I.19590 Molecular Structure: Single azo class Molecular Formula:C24H17N4NaO4S2 Molecular Weight: 512.54 CAS Registry Number:6404-55-3

Name:C.I.Direct Red 118,C.I.17780 Molecular Structure: Single azo class Molecular Formula:C23H17N4NaO5S Molecular Weight: 484.46 CAS Registry Number:6369-35-3

Name:C.I.Direct Red 117,C.I.28230 Molecular Structure: Double azo class Molecular Formula:C29H20N6Na2O8S2 Molecular Weight: 690.62 CAS Registry Number:5938-85-2