dye|World dye variety

Name:C.I.Acid Brown 21 Molecular Structure: Single azo,Metal Complexes Molecular Formula:C19H18N4O5S/C16H14ClN5O4S Molecular Weight: 414.44/407.83 CAS Registry Number: 61724-04-7

Name:C.I.Acid Brown 20,C.I.17640 Molecular Structure: Single azo class Molecular Formula:C28H27N4NaO6S Molecular Weight: 570.59 CAS Registry Number: 6369-33-1

Name:C.I.Acid Brown 17,C.I. 20111 Molecular Structure: Double azo class Molecular Formula:C22H16N7NaO6S Molecular Weight: 529.46 CAS Registry Number: 3564-15-6

Name:C.I.Acid Brown 16,C.I. 17610 Molecular Structure: Single azo class Molecular Formula:C28H18ClN3Na2O8S2 Molecular Weight: 670.02 CAS Registry Number: 6222-58-8

Name:C.I.Acid Brown 15,C.I. 20190 Molecular Structure: Double azo class Molecular Formula:C22H14N4Na2O8S2 Molecular Weight: 572.48 CAS Registry Number: 5850-15-7