dye|World dye variety

Name:C.I.Direct Yellow 4,C.I.24890 Molecular Structure: Double azo class Molecular Formula:C26H18N4Na2O8S2 Molecular Weight: 624.55 CAS Registry Number:3051-11-4

Name:C.I.Direct Yellow 2,C.I.23640 Molecular Structure: Double azo class Molecular Formula:C28H20N4Na2O6 Molecular Weight: 554.46 CAS Registry Number:6459-95-6

Name:C.I.Direct Yellow 1,C.I.22250 Molecular Structure: Double azo class Molecular Formula:C26H16N4Na2O6 Molecular Weight: 526.41 CAS Registry Number:6472-91-9

Name:C.I.Acid Black 244 Molecular Structure: azo,1:2 Metal Complexes Molecular Formula: Molecular Weight: CAS Registry Number:

Name:C.I.Acid Black 243,C.I.15713 Molecular Structure: Single azo,Metal Complexes Molecular Formula:C20H13N2NaO5S/C20H12N3NaO7S Molecular Weight: 416.38/461.38 CAS Registry Number: