Reactive Blue 213
Name:C.I.Reactive Blue 213,C.I.205065
Molecular Structure: Double azo class
C.I.Reactive Blue 213,C.I.205065,CAS 99129-26-7,1037.18,C27H15ClFN8Na5O16S5,Levafix Navy PN-RF,Tetrosulphur Prune B
Molecular Formula:C27H15ClFN8Na5O16S5
Molecular Weight: 1037.18
CAS Registry Number:99129-26-7
Manufacturing Methods : 2-Aminobenzene-1,4-disulfonic acid diazo , and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, product again with diazo of 2-Aminobenzene-1,4-disulfonic acid coupling, and 5-Chloro-2,4,6-trifluoropyrimidine condensation, and then methylation.
Properties and Applications: navy blue. Used for cellulose fiber dyeing and printing of, also can used for the discharge printing.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 5-6 | 4-5 | 5 | 5 | 5(95℃) | 5 | |
List of Suppliers:
Levafix Navy PN-RF( Bayer Group )
Tetrosulphur Prune B( Crompton & Knowles Corp)