|
HS Code |
396003 |
| Product Name | Disperse Blue 257 |
| Cas Number | 61756-56-9 |
| Molecular Formula | C14H12N4O3 |
| Molecular Weight | 284.27 g/mol |
| Appearance | Blue powder |
| Solubility | Insoluble in water, soluble in organic solvents |
| Color Index Number | Disperse Blue 257 |
| Melting Point | Approximately 188-190°C |
| Application | Textile dyeing (mainly polyester fibers) |
| Light Fastness | Good to very good |
| Chemical Class | Anthraquinone dye |
| Ph Stability | Stable in neutral to slightly acidic pH |
| Maximum Absorption Wavelength | Around 608 nm |
As an accredited Disperse Blue 257 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Blue 257 is packed in a 25 kg fiber drum with double-layer polyethylene inner bags, ensuring safe, moisture-proof storage. |
| Shipping | Disperse Blue 257 is shipped in tightly sealed containers, such as fiber drums or HDPE bags, to prevent moisture and contamination. It should be stored in a cool, dry, well-ventilated area away from direct sunlight and incompatible materials. Proper labeling and handling precautions must be followed during transportation to ensure safety and regulatory compliance. |
| Storage | Disperse Blue 257 should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible materials such as strong oxidizers. Keep the storage area free from moisture and avoid creating dust. Ensure appropriate labeling and use secondary containment to prevent spills or leaks. Follow local regulations for chemical storage. |
Competitive Disperse Blue 257 prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ascent-chem.com
Flexible payment, competitive price, premium service - Inquire now!
