dye|World dye variety

Name:C.I.Acid Blue 21,C.I.18120 Molecular Structure: Single azo class Molecular Formula:C23H18N4Na2O9S3 Molecular Weight: 636.59 CAS Registry Number:6441-95-8

Name:C.I.Acid Blue 20,C.I.50405 Molecular Structure: azine class Molecular Formula: Molecular Weight: CAS Registry Number:8004-99-7

Name:C.I.Acid Blue 19,C.I.45205 Molecular Structure: Xanthene class Molecular Formula:C37H31Cl2N2NaO8S Molecular Weight: 757.61 CAS Registry Number:1324-74-9

Name:C.I.Acid Blue 18,C.I.50230 Molecular Structure: azine class Molecular Formula:C33H27N5Na2O9S3 Molecular Weight: 779.77 CAS Registry Number:6448-97-1

Name:C.I.Acid Blue 17,C.I.42625 Molecular Structure: triarylmethane class Molecular Formula:C35H32N3NaO6S2 Molecular Weight: 677.77 CAS Registry Number:5844-02-0