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HS Code |
373957 |
| Cas Number | 2429-74-5 |
| Chemical Formula | C34H24N6Na4O16S4 |
| Molecular Weight | 1013.88 g/mol |
| Ec Number | 219-378-4 |
| Appearance | Dark blue powder |
| Solubility In Water | Soluble |
| Dye Class | Direct dye |
| Melting Point | Decomposes |
| Application | Textile dyeing (mainly cotton) |
| Colour Index Number | C.I. 23855 |
| Ph Of Solution | 6-7 (1% solution) |
| Light Fastness | Moderate |
| Heat Stability | Stable under normal conditions |
As an accredited Direct Blue 15 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Blue 15 is typically packaged in 25 kg tightly sealed fiber drums with inner polyethylene lining, clearly labeled for safety and identification. |
| Shipping | Direct Blue 15 should be shipped in tightly sealed, clearly labeled containers to prevent leaks or contamination. It must be stored and transported in a cool, dry, well-ventilated area, away from incompatible materials. Comply with local, national, and international regulations, and ensure appropriate hazard labeling and documentation accompany all shipments. |
| Storage | Direct Blue 15 should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers. Ensure containers are clearly labeled and protected from physical damage. Use appropriate personal protective equipment when handling, and avoid dust formation to minimize inhalation risk. Keep out of reach of unauthorized personnel. |
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Purity 96%: Direct Blue 15 with 96% purity is used in cotton fabric dyeing, where high color yield and shade reproducibility are achieved. Molecular weight 830 g/mol: Direct Blue 15 with a molecular weight of 830 g/mol is used in paper coloration, where uniform fiber penetration and vibrant blue shades are ensured. Solubility 50 g/L: Direct Blue 15 with a solubility of 50 g/L is used in leather finishing processes, where rapid dispersion and even surface coloring are accomplished. Particle size <10 µm: Direct Blue 15 of particle size less than 10 µm is used in ink manufacturing, where consistent flow properties and sharp print definition are delivered. Stability temperature 80°C: Direct Blue 15 stable at 80°C is used in textile printing applications, where heat treatment does not degrade color strength. Moisture content <3%: Direct Blue 15 with moisture content below 3% is used in detergent formulation, where increased storage stability and easy blending are provided. pH stability range 5-9: Direct Blue 15 stable within a pH range of 5-9 is used in water-based coatings, where resistance to color shift in varying pH conditions is obtained. |
Competitive Direct Blue 15 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!
