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HS Code |
591043 |
| Chemical Name | Direct Fast Black FF |
| Cas Number | 6473-13-8 |
| Molecular Formula | C44H32N13Na5O17S5 |
| Color Index | Direct Black 22 |
| Appearance | Black powder or granules |
| Solubility In Water | Soluble |
| Molar Mass | 1151.06 g/mol |
| Application | Textile dyeing |
| Light Fastness | Moderate |
| Melting Point | Decomposes before melting |
| Toxicity | Harmful if inhaled or ingested |
| Storage Conditions | Store in a cool, dry, well-ventilated area |
| Ph Of Solution | 7-8 (1% solution) |
| Stability | Stable under recommended conditions |
| Main Uses | Cellulose fiber dyeing |
As an accredited Direct Fast Black FF factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Fast Black FF is packaged in a 25 kg net weight fiber drum, lined with double-layer plastic bags for moisture protection. |
| Shipping | Direct Fast Black FF should be shipped in tightly sealed, labeled containers, protected from moisture and direct sunlight. Transport in accordance with local regulations for hazardous materials. Store in a cool, dry place, away from incompatible substances. Handle with appropriate protective equipment to prevent contact with skin, eyes, and clothing during shipping and handling. |
| Storage | Direct Fast Black FF should be stored in a cool, dry, well-ventilated area, away from direct sunlight and sources of heat or ignition. Keep the container tightly closed and properly labeled. Avoid contact with strong oxidizing agents and acids. Use appropriate personal protective equipment when handling. Store away from food and incompatible materials to prevent contamination and health hazards. |
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Shade Intensity: Direct Fast Black FF with high shade intensity is used in cotton fabric dyeing, where it delivers deep and uniform black coloration. Purity 98%: Direct Fast Black FF at 98% purity is used in paper coloration, where it ensures consistent and contamination-free results. Solubility 40 g/L: Direct Fast Black FF with solubility of 40 g/L is used in textile printing, where it provides excellent penetration and wash-fastness. Stability Temperature 120°C: Direct Fast Black FF stable at 120°C is used in high-temperature dyeing operations, where it maintains brilliant color retention under heat. Particle Size D50 5 µm: Direct Fast Black FF with particle size D50 of 5 µm is used in ink formulation, where it allows smooth dispersion and high print definition. Lightfastness Grade 4: Direct Fast Black FF with lightfastness grade 4 is used for curtain fabrics, where it resists fading under prolonged exposure to sunlight. pH Range 6-8: Direct Fast Black FF effective in pH range 6-8 is used in leather dyeing, where it produces stable and uniform black finishes. Dispersion Stability: Direct Fast Black FF with superior dispersion stability is used in viscose fiber dyeing, where it achieves even and persistent color coverage. Moisture Content ≤1.5%: Direct Fast Black FF with moisture content not exceeding 1.5% is used in powder blending, where it prevents clumping and supports efficient processing. Fastness to Washing Grade 3-4: Direct Fast Black FF with washing fastness grade 3-4 is used in bed linen dyeing, where it retains color after multiple wash cycles. |
Competitive Direct Fast Black FF 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!
