dye|World dye variety

Name:C.I.Direct Brown 138,C.I.31500 Molecular Structure: trisazo class Molecular Formula:C24H22N11NaO3S Molecular Weight: 567056 CAS Registry Number:6428-63-3

Name:C.I.Direct Brown 132,C.I.31505 Molecular Structure: trisazo class Molecular Formula:C25H22N11Na3O9S3 Molecular Weight: 785.68 CAS Registry Number:8028-37-3

Name:C.I.Direct Brown 127,C.I.35210 Molecular Structure: Multi-azo class Molecular Formula:C40H31N13Na2O7S2 Molecular Weight: 915.87 CAS Registry Number:6473-10-5

Name:C.I.Direct Brown 126,C.I.29085 Molecular Structure: Double azo class Molecular Formula:C31H32N8Na2O9S2 Molecular Weight: 770.75 CAS Registry Number:6420-35-5

Name:C.I.Direct Brown 123,C.I.35030 Molecular Structure: Multi-azo class Molecular Formula:C30H19N10NaO11S Molecular Weight: 750.59 CAS Registry Number: