|
HS Code |
910650 |
| Chemical Name | Direct Black OB |
| Cas Number | 2429-74-5 |
| Molecular Formula | C32H20N6Na4O14S4 |
| Appearance | Black powder or granules |
| Solubility | Soluble in water |
| Application | Textile dyeing |
| Dye Class | Direct dye |
| Molecular Weight | 932.82 g/mol |
| Light Fastness | Moderate |
| Melting Point | Decomposes |
| Ec Number | 219-416-8 |
| Stability | Stable under recommended storage conditions |
As an accredited Direct Black OB factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Black OB is packaged in 25 kg net weight fiber drums, securely lined with plastic bags to prevent moisture and contamination. |
| Storage | Direct Black OB should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as oxidizing agents. The container should be tightly sealed to avoid moisture absorption and contamination. Properly label the storage area and container, and ensure that the chemical is kept away from foodstuffs and out of reach of unauthorized personnel. |
| Shipping | Direct Black OB is typically shipped in tightly sealed, moisture-resistant bags or drums, often made of fiber, plastic, or metal, to prevent contamination and moisture absorption. Containers are clearly labeled with hazard information. It should be transported in a dry, cool environment and handled according to chemical safety regulations. |
Competitive Direct Black OB 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
