dye|World dye variety

Name:C.I.Acid Red 142,C.I.27000 Molecular Structure: Double azo class Molecular Formula:C22H14N4Na2O7S2 Molecular Weight: 556.48 CAS Registry Number:6405-66-2

Name:C.I.Acid Red 141,C.I.15625 Molecular Structure: Single azo class Molecular Formula:C20H13N2NaO4S Molecular Weight: 400.38 CAS Registry Number:5850-93-1

Name:C.I.Acid Red 138,C.I.18073 Molecular Structure: Single azo class Molecular Formula:C30H37N3Na2O8S2 Molecular Weight: 677.74 CAS Registry Number:15792-43-5

Name:C.I.Acid Red 137,C.I.17755 Molecular Structure: Single azo class Molecular Formula:C20H17N4NaO6S Molecular Weight: 464.43 CAS Registry Number:6222-63-5

Name:C.I.Acid Red 135,C.I.14695 Molecular Structure: Single azo class Molecular Formula:C18H15N2NaO4S Molecular Weight: 378.38 CAS Registry Number:5858-37-7