Direct Red 224
- CAS NO.：12222-48-9
- Molecular Weight: 0
- MDL number: MFCD00286958
What is Direct Red 224?
Preparation
7-Amino-4-hydroxynaphthalene-2-sulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, again with diazo have 2-Amino-5-methoxybenzenesulfonic acid coupling, and then 2-(2-Hydroxyethylamino)ethanol processing.
Properties and Applications
colourful red yellow light. Used for cellulose fiber and polyester/cotton, polyester/stick blended a bath dyeing of, also can be used for paper color.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3-4 | 4-5 | 4 | 4-5 (40℃) | 4-5 | 4 | 3-4 |
Safety information for Direct Red 224
Direct Red 224 manufacturer
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