Mordant Brown 13
Name:C.I.Mordant Brown 13,C.I.13225
Molecular Structure: Single azo class
C.I.Mordant Brown 13,C.I.13225,CAS 6054-80-4,330.30,C12H11N4NaO4S,Chrome Fast Brown B,Fast Brown B
Molecular Formula:C12H11N4NaO4S
Molecular Weight: 330.30
CAS Registry Number:6054-80-4
Manufacturing Methods : 3-Amino-4-hydroxybenzenesulfonic acid diazotization, and Benzene-1,3-diamine coupling.
Properties and Applications: dark red light brown. Soluble in water for red light yellow, slightly soluble in ethanol, Acetone and Cellosolve. In concentrated sulfuric acid for brown light orange, dilution after orange; In concentrated nitric acid for red, then become yellow brown. Dye aqueous solution to join concentrated hydrochloric acid for orange; With strong caustic of golden orange.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 5 | 3-4 | 2 | 5 | 4-5 | 5 |
| AATCC | 5 | 6-7 | 3-4 | 4 | 4 | 5 | |
List of Suppliers:
Chrome Fast Brown B (Dintex Dyechem Ltd)
Kemachrome Brown B ( Karsandas Mavji )
Tulachrome Fast Brown B( Atul Limited )