Tracid Red Bs
- CAS NO.：15792-43-5
- Empirical Formula: C30H37N3Na2O8S2
- Molecular Weight: 677.73962
- EINECS: 239-893-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
What is Tracid Red Bs?
The Uses of Tracid Red Bs
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.
Properties and Applications
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.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 3-4 | 4 | 4-5 | 5 | 4-5 | 4 | 5 | 5 |
Properties of Tracid Red Bs
| 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) |
Safety information for Tracid Red Bs
Computed Descriptors for Tracid Red Bs
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