dye|World dye variety

Name:C.I.Food Black 3,C.I.77268:1 Molecular Structure: Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Food Black 2,C.I.27755 Molecular Structure: Double azo class Molecular Formula:C26H15N5Na4O13S4 Molecular Weight: 825.65 CAS Registry Number:2118-39-0

Name:C.I.Food Black 1,C.I.28440 Molecular Structure: Double azo class Molecular Formula:C28H17N5Na4O14S4 Molecular Weight: 867.68 CAS Registry Number:2519-30-4

Name:C.I.Food Brown 3,C.I.20285 Molecular Structure: Double azo class Molecular Formula:C27H18N4Na2O9S2 Molecular Weight: 652.56 CAS Registry Number:4553-89-3

Name:C.I.Food Brown 2 Molecular Structure: Single azo class Molecular Formula:C23H15N2NaO9S,C25H15N2NaO10S Molecular Weight: 518.43,558.45 CAS Registry Number: