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HS Code |
202670 |
| Cas Number | 8004-70-0 |
| Chemical Class | Acid black dye |
| Appearance | Black powder or granules |
| Solubility | Soluble in water |
| Usage | Textile dyeing and printing |
| Molecular Formula | C28H21N5Na2O6S2 |
| Color Index Number | Black 1 (C.I. 20470) |
| Ph Range | 4.0 - 6.0 |
| Lightfastness | Moderate |
| Maximum Absorption Wavelength | Approximately 600 nm |
| Ionic Character | Anionic |
| Storage Conditions | Keep container tightly closed in a dry, cool, and well-ventilated place |
As an accredited Acid Black BB factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Black BB is packaged in a 25 kg fiber drum with an inner plastic lining, clearly labeled with hazard and product information. |
| Shipping | Acid Black BB is typically shipped as a stable, non-hazardous dye in tightly sealed, labeled containers or drums to prevent moisture and contamination. During transport, it should be kept in a cool, dry place, away from incompatible substances. Standard shipping regulations for non-dangerous chemicals generally apply to Acid Black BB. |
| Storage | Acid Black BB should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible materials such as strong oxidizing agents. The container should be tightly closed to avoid moisture absorption and contamination. Proper labeling is essential. Use personal protective equipment when handling, and follow local regulations for chemical storage and disposal. |
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Purity 98%: Acid Black BB with purity 98% is used in textile dyeing processes, where high chromatic strength and uniform color shade are achieved. Molecular weight 616.48 g/mol: Acid Black BB of molecular weight 616.48 g/mol is applied in wool fiber coloration, where precise dye uptake and fastness properties are enhanced. Stability temperature 140°C: Acid Black BB with stability temperature 140°C is used in nylon fabric dye baths, where thermal stability ensures consistent performance during high-temperature operations. Water solubility 40 g/L: Acid Black BB with water solubility 40 g/L is used in silk printing, where rapid dissolution supports efficient dye penetration and even tint distribution. pH range 2–5: Acid Black BB effective in pH range 2–5 is used in leather finishing, where compatibility with acidic conditions ensures color integrity and reproducibility. Dye strength 100%: Acid Black BB with dye strength 100% is used in paper dyeing, where optimal intensity and shade reproducibility are obtained in finished products. |
Competitive Acid Black BB 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!
