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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Tracid Red Bs |
| Synonyms: | Acid Red 138;Acid Red 138 (18073);Tracid Red Bs;disodium 5-(acetylamino)-3-[(4-dodecylphenyl)azo]-4-hydroxynaphthalene-2,7-disulphonate;2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-(4-dodecylphenyl)azo-4-hydroxy-, disodium salt;Acid red 138 (C.I. 18073);Red BW;Acid Pink B |
| CAS: | 15792-43-5 |
| MF: | C30H37N3Na2O8S2 |
| MW: | 677.73962 |
| EINECS: | 239-893-9 |
| Product Categories: | Organics;Dyes and Pigments |
| Mol File: | 15792-43-5.mol |
| storage temp. | Amber Vial, -20°C Freezer, Under inert atmosphere |
| solubility | Methanol (Very Slightly, Heated, Sonicated) |
| form | Solid |
| color | Dark Red to Very Dark Red |
| Stability: | Light Sensitive |
| CAS DataBase Reference | 15792-43-5 |
| EPA Substance Registry System | C.I. Acid Red 138, disodium salt (15792-43-5) |
| Chemical Properties | Slightly soluble in water, aqueous solution with hydrochloric acid or sodium hydroxide are slightly lighter in color. Deep magenta color in concentrated sulfuric acid, color unchanged after dilution. Insoluble in concentrated nitric acid. | |||||||||||||||||||||||
| Acid Red 138 is an organic azo dye used in the textile industry for wool fabrics, silk and nylon fabrics. | ||||||||||||||||||||||||
| Preparation | 4-Dodecylbenzenamine diazo, and 4-Acetamido-5-hydroxynaphthalene-2,7-disulfonic acid?coupling. | |||||||||||||||||||||||
blue-ray red. Mainly used in tussah silk and dyeing, wool fabric and polyamide fiber can be used. The salt can be used in organic pigments.
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| Raw materials | 4-Dodecylaniline-->4-Dodecylaniline-->4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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