Mordant Brown 21
Name:C.I.Mordant Brown 21,C.I.19600
Molecular Structure: Single azo class
C.I.Mordant Brown 21,C.I.19600,CAS 6232-51-5,451.34,C18H10N3NaO8S
Molecular Formula:C18H10N3NaO8S
Molecular Weight: 451.34
CAS Registry Number:6232-51-5
Manufacturing Methods : 3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazotization, and 2-Hydroxydibenzofuran coupling.
Properties and Applications: red light brown.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 6-7 | 5 | 4-5 | 4-5 | 5 | 5 |
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