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HS Code |
810944 |
| Product Name | Direct Black G |
| Alternative Names | Direct Black 22 |
| Chemical Formula | C44H32N12Na6O17S6 |
| Color Index Number | C.I. 35435 |
| Dye Class | Direct Dye |
| Appearance | Black powder or granules |
| Solubility | Soluble in water |
| Molecular Weight | 1151.09 g/mol |
| Application | Textile dyeing (cotton, viscose, silk, paper) |
| Light Fastness | Moderate |
| Ph Stability | Stable in neutral to alkaline media |
| Melting Point | Decomposes before melting |
| Cas Number | 6473-13-8 |
| Toxicity | Harmful if swallowed or inhaled |
| Storage Conditions | Keep in a cool, dry place |
As an accredited Direct Black G factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Direct Black G is packaged in a 25 kg woven polypropylene bag with an inner plastic liner, clearly labeled for industrial use. |
| Shipping | Direct Black G should be shipped in tightly sealed containers, away from moisture, heat, and incompatible materials. Label packages according to hazardous material regulations, if applicable. Ensure adequate ventilation and proper handling during transportation. Follow all local, national, and international shipping guidelines for chemicals to guarantee safe delivery. |
| Storage | Direct Black G should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers and acids. Avoid moisture exposure and sources of ignition. Ensure containers are clearly labeled. Use secondary containment to prevent spills, and comply with local regulations regarding hazardous chemical storage. |
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Purity 98%: Direct Black G with purity 98% is used in textile dyeing processes, where it ensures deep and consistent fabric coloration. Molecular Weight 700 g/mol: Direct Black G with a molecular weight of 700 g/mol is used in paper manufacturing, where it provides uniform black shading for improved print contrast. Solubility High: Direct Black G with high solubility is used in liquid ink formulations, where it enables homogeneous dispersion and prevents sedimentation. Stability Temperature 120°C: Direct Black G with stability temperature of 120°C is used in hot water dye baths, where it maintains its color integrity without degradation. Particle Size D90 < 10 μm: Direct Black G with particle size D90 less than 10 μm is used in coating applications, where it delivers smooth surface finishes and prevents clogging during spraying. Melting Point 200°C: Direct Black G with a melting point of 200°C is used in plastic coloration, where it supports high-temperature processing without loss of color strength. Viscosity Grade Low: Direct Black G with low viscosity grade is used in inkjet printing, where it ensures precise droplet formation and reduces nozzle blockage. Lightfastness Grade 4: Direct Black G with lightfastness grade 4 is used in outdoor signage inks, where it provides moderate resistance to fading under sunlight exposure. |
Competitive Direct Black G 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!
