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HS Code |
297771 |
| Product Name | Direct Blue 297 |
| Color Index Number | C.I. 24410 |
| Chemical Class | Direct dye |
| Appearance | Blue powder or granules |
| Molecular Formula | C34H24N6Na4O16S4 |
| Molecular Weight | 1003.84 g/mol |
| Solubility | Soluble in water |
| Application | Textile dyeing (cotton, viscose) |
| Shade | Bright blue |
| Light Fastness | Moderate to good |
| Ph Stability | Stable in neutral to alkaline pH |
| Cas Number | 12222-11-2 |
As an accredited Direct Blue 297 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Blue 297 is supplied in 25 kg net weight fiber drums, lined with polyethylene bags, and labeled with product and hazard information. |
| Shipping | Direct Blue 297 is shipped in tightly sealed containers, typically 25 kg fiber drums or bags, protected from moisture and sunlight. The chemical should be handled with care, following standard safety protocols, and stored in a cool, dry place. Proper labeling and compliance with local transportation regulations are essential during shipping. |
| Storage | Direct Blue 297 should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat, and sources of ignition. Keep the container tightly closed and avoid moisture contact to prevent clumping or degradation. Store away from strong oxidizers and acids. Ensure proper labeling and use compatible materials for containers to prevent chemical reactions or contamination. |
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Purity 98%: Direct Blue 297 with a purity of 98% is used in cotton textile dyeing, where it delivers vibrant and uniform color shade across fabric substrates. High lightfastness: Direct Blue 297 with high lightfastness is used in paper coloration, where it ensures lasting blue hues even under extended light exposure. Aqueous solubility 30 g/L: Direct Blue 297 with an aqueous solubility of 30 g/L is used in liquid ink formulations, where it provides easy dissolution and homogeneous color dispersion. Molecular weight 861 g/mol: Direct Blue 297 with a molecular weight of 861 g/mol is used in silk dyeing processes, where it promotes efficient fiber penetration and color consistency. Melting point 240°C: Direct Blue 297 with a melting point of 240°C is used in high-temperature dyeing of viscose fibers, where it maintains thermal stability and prevents dye decomposition. Particle size <10 µm: Direct Blue 297 with a particle size below 10 µm is used in water-based paints, where it offers smooth application and high color intensity. pH stability range 4–8: Direct Blue 297 with a pH stability range of 4–8 is used in leather dyeing, where it ensures color integrity across various pH conditions. Salt fastness grade 4: Direct Blue 297 with salt fastness grade 4 is used in detergent formulations, where it retains color strength after repeated washing cycles. Stability temperature up to 120°C: Direct Blue 297 with stability temperature up to 120°C is used in yarn dyeing, where it resists fading and maintains chromatic properties during processing. Dye content 70%: Direct Blue 297 with a dye content of 70% is used in non-woven fabric coloration, where it achieves deep blue shades with optimized dye usage efficiency. |
Competitive Direct Blue 297 prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
Flexible payment, competitive price, premium service - Inquire now!
