Direct Brown 106
Name:C.I.Direct Brown 106,C.I.36200
Molecular Structure: Multi-azo class
Molecular Formula:C53H40N14Na4O13S4
Molecular Weight: 1301.19
CAS Registry Number:6854-81-5
Manufacturing Methods : 3,4′-Disulfo-4-aininoazobenzene diazo, and m-Toluidine coupling, again diazo, and m-Toluidine coupling, and then will light product for gasification.
Properties and Applications: dark orange to brown. Soluble in water and ethanol for orange brown. In the dark for the strong sulfuric acid (+ Light red purple), diluted for brown. The dye solution to join strong hydrochloric acid with brown precipitation; Add thick sodium hydroxide solution have orange brown precipitation.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 1 | 5 | 5-6 | 2 | 2 | ||
AATCC | 2-3 | 3 | 5 | 2 | 2 |
List of Suppliers:
[…] C.I.Direct Brown 106 […]