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HS Code |
306633 |
| Cas Number | 6358-62-5 |
| Molecular Formula | C45H26N4Na4O15S4 |
| Molecular Weight | 1087.00 g/mol |
| Appearance | Red powder or solid |
| Solubility In Water | Soluble |
| Dye Class | Azo |
| Color Index Number | Direct Red 89 (C.I. 27960) |
| Melting Point | Decomposes |
| Usage | Textile dyeing |
| Maximum Absorption Wavelength | Around 520 nm |
| Synonyms | Congo Rubine, Direct Fast Red 4BL |
| Ec Number | 228-680-3 |
As an accredited Direct Red 89 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Red 89 is supplied in a 500g sealed amber plastic bottle, featuring hazard labeling and a secure screw cap for safe handling. |
| Shipping | Direct Red 89 is shipped in tightly sealed, labeled containers to prevent moisture and contamination. Packaging complies with chemical transportation regulations, often using drums or fiberboard boxes with inner linings. Handling requires appropriate safety measures, including labeling for hazardous materials if applicable, ensuring safe transit and storage. |
| Storage | Direct Red 89 should be stored in a tightly closed container in a cool, dry, and well-ventilated area. Keep it away from incompatible substances such as oxidizing agents, acids, and bases. Protect from moisture and direct sunlight. Ensure the storage area has appropriate spill control measures and is clearly labeled to prevent accidental misuse or exposure. |
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Purity 98%: Direct Red 89 with purity 98% is used in textile dyeing processes, where it provides consistent and reproducible color strength on cotton fibers. Particle size 5 microns: Direct Red 89 of 5 micron particle size is used in paper coloration, where it ensures uniform dispersion and even hue distribution. Solubility 45 g/L at 25°C: Direct Red 89 with solubility of 45 g/L at 25°C is used in water-based ink formulations, where it enables rapid dissolution and homogeneous mixing. Stability temperature 120°C: Direct Red 89 stable up to 120°C is used in high-temperature dyeing of viscose fabrics, where it maintains color integrity without degradation. Molecular weight 768 g/mol: Direct Red 89 with molecular weight 768 g/mol is used in cellulosic fiber blends, where it achieves precise shade matching and level dyeing. pH stability range 5-9: Direct Red 89 stable in pH 5-9 is used in printing pastes for silk fabrics, where it prevents color shifting and ensures shade accuracy. Melting point 245°C: Direct Red 89 with melting point 245°C is used in plastic masterbatch production, where it offers excellent heat resistance and color permanence. Lightfastness 4 (ISO scale): Direct Red 89 with lightfastness rating 4 is used in upholstery fabrics, where it provides moderate resistance to fading under ambient light. |
Competitive Direct Red 89 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!
