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HS Code |
808576 |
| Product Name | Direct Fast Blue |
| Chemical Class | Azo dye |
| C I Number | C.I. 22590 |
| Molecular Formula | C34H24N6Na4O8S2 |
| Appearance | Blue powder |
| Solubility In Water | Soluble |
| Usage | Textile dyeing (mainly cotton) |
| Melting Point | Decomposes |
| Ph Of 1 Solution | 6-8 |
| Lightfastness | Moderate to good |
As an accredited Direct Fast Blue 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 features a sealed 25 kg blue drum with clear labeling, hazard symbols, and handling instructions. |
| Shipping | Direct Fast Blue should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Transport according to local, national, and international regulations for chemical substances. Avoid contact with incompatible materials. Ensure labeling meets hazardous material guidelines, and provide safety data sheets. Store and handle with appropriate personal protective equipment at all times. |
| Storage | Direct Fast Blue should be stored in a tightly sealed container in a cool, dry, well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Avoid exposure to moisture and direct sunlight. Containers should be clearly labeled, and access should be limited to authorized personnel. Use proper personal protective equipment when handling the chemical to prevent inhalation and skin contact. |
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Purity 98%: Direct Fast Blue with 98% purity is used in cotton textile dyeing, where elevated purity ensures uniform and vibrant color development. Solubility 50 g/L: Direct Fast Blue at 50 g/L solubility is utilized in aqueous dye baths for cellulose fibers, where high solubility enables rapid dissolution and efficient dye uptake. Light Fastness Grade 5: Direct Fast Blue with light fastness grade 5 is applied in the production of outdoor fabrics, where superior light stability provides long-lasting color retention. Particle Size <10 µm: Direct Fast Blue with particle size below 10 µm is used in digital ink formulations, where fine dispersion improves printing resolution and color sharpness. Stability Temperature 120°C: Direct Fast Blue stable at 120°C is used in high-temperature dyeing of viscose materials, where thermal stability reduces dye degradation and shade variation. Molecular Weight 600 g/mol: Direct Fast Blue with a molecular weight of 600 g/mol is employed in paper coloration, where controlled molecular size enhances bonding and color uniformity. Melting Point 220°C: Direct Fast Blue with a melting point of 220°C is applied for dyeing blended polyester-cotton fabrics, where high thermal resistance ensures integrity during processing. Viscosity Grade Low: Direct Fast Blue with low viscosity grade is used in continuous dyeing machines, where reduced viscosity ensures smooth-flowing solutions and minimizes clogging. pH Stability Range 5–9: Direct Fast Blue stable from pH 5 to 9 is utilized in reactive dyeing systems, where broad pH tolerance enables consistent performance in variable bath conditions. Residual Moisture <1%: Direct Fast Blue with residual moisture below 1% is employed in the manufacture of dye concentrates, where low moisture enhances powder storage and prevents lump formation. |
Competitive Direct Fast Blue 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!
