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| | Mordant Brown 18 Basic information |
| Product Name: | Mordant Brown 18 | | Synonyms: | Acid Chrome Brown G;Alizarol Brown G;C.I. 20150;Chrome Brown J;Mordant Brown 18;3-[(4-Nitrophenyl)azo]-5-[(4-sodiosulfophenyl)azo]-2-hydroxybenzoic acid sodium salt;C.I.Mordant Brown 18;Acid mordant Brown 18 | | CAS: | 5850-12-4 | | MF: | C19H11N5Na2O8S | | MW: | 515.36 | | EINECS: | | | Product Categories: | | | Mol File: | 5850-12-4.mol |  |
| | Mordant Brown 18 Chemical Properties |
| | Mordant Brown 18 Usage And Synthesis |
| Preparation | 4-Aminobenzenesulfonic acidand where did 4-Nitrobenzenamine respectively diazotization, in turn, and 2-Hydroxybenzoic acid coupling. | | Properties and Applications | yellow brown. Soluble in water for yellow brown, solubility is 50 g/l (80 ℃), soluble in ethanol and Cellosolve, slightly soluble in Acetone. In concentrated sulfuric acid to red light brown, dilution after brown light yellow, In concentrated nitric acid for orange solution, to yellow, In concentrated hydrochloric acid for orange solution; In 10% sodium hydroxide solution for yellow brown solution. Its aqueous solution to join hydrochloric acid with brown precipitation. In dye bath of copper, iron ion sensitive. Used for wool fabric dyeing and printing, also can be used for silk, nylon and biological coloring and leather dyeing.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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4
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4-5
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3-4
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4
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4
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5
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AATCC
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5
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4
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4
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4-5
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4
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5
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| | Mordant Brown 18 Preparation Products And Raw materials |
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