dye|World dye variety

Name:C.I.Direct Brown 31,C.I.35660 Molecular Structure: Multi-azo class Molecular Formula:C46H30N10Na4O13S3 Molecular Weight: 1118.95 CAS Registry Number:2429-81-4

Name:C.I.Direct Brown 30,C.I.17630 Molecular Structure: Single azo class Molecular Formula:C37H23N5Na2O7S4 Molecular Weight: 823.85 CAS Registry Number:6222-60-2

Name:C.I.Direct Brown 29,C.I.40505 Molecular Structure: Stilbenes Molecular Formula: Molecular Weight: CAS Registry Number:1325-69-5

Name:C.I.Direct Brown 27,C.I.31725 Molecular Structure: trisazo class Molecular Formula:C39H24N7Na3O9S2 Molecular Weight: 867.75 CAS Registry Number:6360-29-8

Name:C.I.Direct Brown 26,C.I.31730 Molecular Structure: trisazo class Molecular Formula:C39H24N7Na3O9S2 Molecular Weight: 867.75 CAS Registry Number:8003-55-2