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HS Code |
851882 |
| Chemical Name | Direct Fast Blue B-2RL |
| Ci Number | Direct Blue 86 |
| Appearance | Blue powder or granules |
| Molecular Formula | C34H24N6Na4O14S4 |
| Molecular Weight | 972.86 g/mol |
| Solubility | Soluble in water |
| Dye Class | Direct dye |
| Application | Textile dyeing (cotton, viscose, silk) |
| Shade | Bright blue |
| Ph Stability | Stable in neutral and alkaline pH |
| Melting Point | Decomposes on heating |
| Storage | Store in a cool, dry place |
| Lightfastness | Good |
As an accredited Direct Fast Blue B-2RL factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Direct Fast Blue B-2RL features a 25 kg blue plastic drum, securely sealed with product labels and safety markings. |
| Shipping | Direct Fast Blue B-2RL is shipped in secure, airtight containers to prevent moisture and contamination. Containers are clearly labeled with hazard information. During transit, the chemical is handled according to international regulations for dyes, ensuring protection against heat, direct sunlight, and physical damage to maintain product integrity and safety. |
| Storage | Direct Fast Blue B-2RL should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers. Keep the container tightly closed and sealed when not in use. Ensure storage locations are clearly labeled and restrict access to authorized personnel to prevent accidental spills or misuse. |
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Purity 98%: Direct Fast Blue B-2RL with a purity of 98% is used in cotton textile dyeing, where it provides high color strength and uniform shade consistency. Light Fastness Grade 5: Direct Fast Blue B-2RL of light fastness grade 5 is used in denim fabric coloration, where it ensures excellent resistance to fading under sunlight exposure. Melting Point 240°C: Direct Fast Blue B-2RL with a melting point of 240°C is used in yarn dyeing processes, where it supports elevated temperature applications without decomposition. Particle Size 20 µm: Direct Fast Blue B-2RL at a particle size of 20 µm is used in ink manufacturing, where it promotes smooth dispersion and stable print quality. Aqueous Solubility 40 g/L: Direct Fast Blue B-2RL with aqueous solubility of 40 g/L is used in paper dyeing, where it achieves rapid and homogeneous color penetration. Stability Temperature 120°C: Direct Fast Blue B-2RL with a stability temperature of 120°C is used in continuous dyeing machines, where it maintains color integrity during thermal processing. pH Range 6-8: Direct Fast Blue B-2RL operating within a pH range of 6-8 is used in viscose fiber dyeing, where it delivers optimal exhaustion rates and shade reproducibility. Moisture Content ≤1%: Direct Fast Blue B-2RL with moisture content ≤1% is used in powder dye blending, where it prevents clumping and ensures accurate dosing in automated systems. Residual Salt ≤0.5%: Direct Fast Blue B-2RL with residual salt ≤0.5% is used in garment dye baths, where it reduces risk of uneven dye uptake and enhances fabric handle. |
Competitive Direct Fast Blue B-2RL 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
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