必应染料-您身边的染料专家

Archive for June, 2012

Direct Yellow 25

Name:C.I.Direct Yellow 25,C.I.21510 Molecular Structure: Double azo class Molecular Formula:C19H17N10NaO7S Molecular Weight: 552.46 CAS Registry Number:6441-67-4

Direct Yellow 24

Name:C.I.Direct Yellow 24,C.I.22010 Molecular Structure: Double azo class Molecular Formula:C25H17N5Na2O6S Molecular Weight: 561.48 CAS Registry Number:6486-29-9

Direct Yellow 22

Name:C.I.Direct Yellow 22,C.I.13925 Molecular Structure: Single azo,Benzothiazole class Molecular Formula:C31H22N5NaO5S3 Molecular Weight: 663.72 CAS Registry Number:10190-69-9

Direct Yellow 21

Name:C.I.Direct Yellow 21,C.I.40045 Molecular Structure: Stilbenes Molecular Formula: Molecular Weight: CAS Registry Number:1325-46-8

Direct Yellow 20

Name:C.I.Direct Yellow 20,C.I.22410 Molecular Structure: Double azo class Molecular Formula:C28H20N4Na2O6 Molecular Weight: 554.46 CAS Registry Number: