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HS Code |
261332 |
| Product Name | Disperse Blue 291 |
| C I Number | Disperse Blue 291 |
| Cas Number | 81926-94-5 |
| Chemical Formula | C19H17BrN6O4S |
| Molecular Weight | 505.35 g/mol |
| Appearance | Blue powder |
| Solubility | Insoluble in water, soluble in organic solvents |
| Melting Point | Approx. 220°C (decomposes) |
| Light Fastness | Good |
| Application | Textile dye for polyester fibers |
As an accredited Disperse Blue 291 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Blue 291 is packaged in 25 kg fiber drums with inner plastic lining, clearly labeled with product name and safety instructions. |
| Shipping | Disperse Blue 291 should be shipped in tightly sealed containers, protected from direct sunlight and moisture. Follow all relevant regulations for transport, including labeling as a chemical dye. Ensure containers are appropriately labeled and handled to prevent leaks or spills. Store and ship at room temperature, away from incompatible substances. |
| Storage | Disperse Blue 291 should be stored in a cool, dry, well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers. Keep the container tightly closed and clearly labeled. Avoid moisture and humidity to prevent caking or degradation. Use appropriate chemical-resistant containers and ensure good housekeeping practices to minimize dust generation and environmental contamination. |
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Shade Strength: Disperse Blue 291 with high shade strength is used in polyester fiber dyeing, where it delivers deep and uniform blue coloration. Purity %: Disperse Blue 291 with 98% purity is used in textile printing, where it ensures minimal residue and vibrant pattern definition. Particle Size: Disperse Blue 291 with fine particle size is used in microfibre dyeing, where it provides excellent penetration and levelness. Light Fastness: Disperse Blue 291 with superior light fastness is used in sportswear dyeing, where it maintains shade stability under prolonged sunlight exposure. Dispersibility: Disperse Blue 291 with enhanced dispersibility is used in high-speed dyeing processes, where it prevents agglomeration and streak formation. Heat Stability: Disperse Blue 291 with high thermal stability is used in automotive fabric coloration, where it maintains color integrity during heat-setting treatments. Solubility: Disperse Blue 291 with optimized solubility in dispersing agents is used in inkjet textile printing, where it achieves smooth flow and precise print outlines. Washing Fastness: Disperse Blue 291 with excellent washing fastness is used in home textile dyeing, where it ensures color retention after repeated laundering. Sublimation Resistance: Disperse Blue 291 with strong sublimation resistance is used in polyester transfer printing, where it prevents unwanted dye migration. pH Stability: Disperse Blue 291 with broad pH stability is used in continuous dyeing operations, where it provides consistent color yield across varying bath conditions. |
Competitive Disperse Blue 291 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!
