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HS Code |
327291 |
| Product Name | Direct Diazo Black BH |
| Chemical Class | Azo dye |
| Color Index Number | Direct Black 22 |
| Appearance | Black powder |
| Solubility In Water | Soluble |
| Molecular Formula | C44H32N13Na5O17S5 |
| Molecular Weight | 1151.09 g/mol |
| Application | Textile dyeing |
| Light Fastness | Moderate |
| Ph Range | 6-8 |
| Toxicity | Moderate |
| Melting Point | Decomposes |
| Cas Number | 6473-13-8 |
| Storage Condition | Cool, dry place |
| Ect | Direct dye for cotton and viscose |
As an accredited Direct Diazo Black BH factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Diazo Black BH is typically packaged in 25 kg net weight bags, with a sturdy inner plastic liner and labeled for chemical use. |
| Shipping | Direct Diazo Black BH is shipped in tightly sealed, clearly labeled containers to prevent exposure to moisture and contamination. Packages comply with international regulations for chemical transport, ensuring safe handling and storage. Shipping includes necessary documentation such as Safety Data Sheets (SDS) and is typically via road, sea, or air freight as required. |
| Storage | **Direct Diazo Black BH** should be stored in a tightly closed container in a cool, dry, well-ventilated area away from direct sunlight and incompatible substances. Avoid excessive heat and moisture. It should be kept away from oxidizing agents. Proper labeling is essential, and access should be restricted to trained personnel. Always follow local regulations and safety guidelines for chemical storage. |
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Purity 98%: Direct Diazo Black BH with purity 98% is used in textile dyeing processes, where it ensures uniform coloration and high shade reproducibility. Particle size D50 <10 µm: Direct Diazo Black BH with particle size D50 <10 µm is used in ink formulation, where it provides smooth dispersion and consistent print quality. Stability temperature 120°C: Direct Diazo Black BH with a stability temperature of 120°C is used in high-temperature dyeing, where it prevents color degradation and maintains dye performance. Water solubility 80 g/L: Direct Diazo Black BH with water solubility of 80 g/L is used in aqueous dye baths, where it allows for efficient dissolution and homogeneous color distribution. Light fastness 5 (ISO scale): Direct Diazo Black BH with light fastness 5 is used in outdoor textile applications, where it delivers enhanced resistance to fading under sunlight exposure. pH stability 4–8: Direct Diazo Black BH with pH stability range 4–8 is used in variable pH dyeing conditions, where it maintains color integrity and minimizes dye migration. Salt tolerance 60 g/L: Direct Diazo Black BH with salt tolerance 60 g/L is used in reactive dyeing baths, where it enables process flexibility and prevents precipitation. Molecular weight 650 g/mol: Direct Diazo Black BH with a molecular weight of 650 g/mol is used in paper coloration, where it ensures controlled penetration and even color intensity. Melting point 180°C: Direct Diazo Black BH with a melting point of 180°C is used in heat transfer printing, where it resists sublimation and preserves color clarity. Electrolyte stability: Direct Diazo Black BH with high electrolyte stability is used in dyeing with hard water, where it maintains solubility and consistent shade development. |
Competitive Direct Diazo Black BH 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!
