dye|World dye variety

Name:C.I.Acid Red 20,C.I.14830 Molecular Structure: Single azo class Molecular Formula:C20H13N2NaO4S Molecular Weight: 400.38 CAS Registry Number:5858-53-7

Name:C.I.Acid Red 19,C.I.16605 Molecular Structure: Single azo class Molecular Formula:C17H10N2Na2O9S2 Molecular Weight: 496.38 CAS Registry Number:5850-58-8

Name:C.I.Acid Red 18,C.I.16255 Molecular Structure: Single azo class Molecular Formula:C20H11N2Na3O10S3 Molecular Weight: 604.48 CAS Registry Number:2611-82-7

Name:C.I.Acid Red 17,C.I.16180 Molecular Structure: Single azo class Molecular Formula:C20H12N2Na2O7S2 Molecular Weight: 502.43 CAS Registry Number:5858-33-3

Name:C.I.Acid Red 16,C.I.14920 Molecular Structure: Single azo class Molecular Formula:C20H12N2Na2O7S2 Molecular Weight: 502.43 CAS Registry Number:5858-66-2