dye|World dye variety

Name:C.I.Direct Red 83,C.I.29225 Molecular Structure: Double azo class Molecular Formula:C33H20N6Na4O17S4 Molecular Weight: 992.77 CAS Registry Number:15418-16-3

Name:C.I.Direct Red 81,C.I.28160 Molecular Structure: Double azo class Molecular Formula:C29H19N5Na2O8S2 Molecular Weight: 675.6 CAS Registry Number:2610-11-9/12237-71-7

Name:C.I.Direct Red 80,C.I.35780 Molecular Structure: Multi-azo class Molecular Formula:C45H26N10Na6O21S6 Molecular Weight: 1373.08 CAS Registry Number:2610-10-8

Name:C.I.Direct Red 79,C.I.29065 Molecular Structure: Double azo class Molecular Formula:C37H28N6Na4O17S4 Molecular Weight: 1048.87 CAS Registry Number:1937-34-4

Name:C.I.Direct Red 77,C.I.28110 Molecular Structure: Double azo class Molecular Formula:C26H20ClN5Na2O8S2 Molecular Weight: 676.03 CAS Registry Number:5873-19-8