Reactive Red 256
Name:C.I.Reactive Red 256,C.I.18211
Molecular Structure: Single azo class
Molecular Formula:C28H21ClN7Na3O10S3
Molecular Weight: 816.13
CAS Registry Number:
Manufacturing Methods : 2-Amino-5-methylbenzenesulfonic acid diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation, and then and N-ethylbenzenamine condensation.
Properties and Applications: red.
Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
Fading | Stain | Fading | Stain | Fading | Stain | ||
ISO | 3-4 | 4-5 | 4-5 | 3-4 | 4-5 | 4-5 |
List of Suppliers:
Reactofix Red M3A( Colorom SA )