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HS Code |
776258 |
| Common Name | Solvent Black 7 |
| Other Names | Oil Black O, Nigrosin Oil Black |
| Chemical Formula | C29H24N6 |
| Molecular Weight | 456.54 g/mol |
| Cas Number | 8005-02-5 |
| Appearance | Black powder or granules |
| Solubility | Soluble in oils and organic solvents, insoluble in water |
| Melting Point | >100°C (decomposes) |
| Color Index Number | CI 50415 |
| Application | Dye for oils, waxes, plastics, and lacquers |
| Lightfastness | Moderate |
| Structure Type | Azo dye |
As an accredited Solvent Black 7 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Solvent Black 7 is packaged in a tightly sealed, opaque 500g plastic bottle with clear hazard labeling and manufacturer information. |
| Shipping | Solvent Black 7 is shipped in tightly sealed containers, commonly 25 kg fiber drums or plastic pails, to prevent moisture and contamination. It must be stored and transported in a cool, dry, well-ventilated area, away from direct sunlight and incompatible substances. Handle according to chemical safety regulations for dyes and organic solvents. |
| Storage | Solvent Black 7 should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from heat, sources of ignition, and incompatible materials such as strong oxidizing agents. Protect from moisture and sunlight. Proper labeling and containment are important to avoid spills and contamination. Follow all relevant safety and regulatory guidelines for chemical storage. |
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Purity 98%: Solvent Black 7 with purity 98% is used in petroleum product coloration, where it provides uniform and stable black shade. Melting Point 120°C: Solvent Black 7 with a melting point of 120°C is used in plastics manufacturing, where it ensures excellent dispersion during high-temperature processing. Solubility in Oil: Solvent Black 7 with high solubility in oil is used in lubricating oil coloring, where it achieves complete dissolution and consistent tone. Particle Size <5 microns: Solvent Black 7 with particle size less than 5 microns is used in ink formulation, where it delivers high color strength and smooth print quality. Lightfastness Grade 6: Solvent Black 7 with lightfastness grade 6 is used in leather finishing, where it imparts durable and fade-resistant coloring. Stability up to 180°C: Solvent Black 7 with stability up to 180°C is used in automotive coating systems, where it maintains color integrity during thermal curing. Moisture Content <0.5%: Solvent Black 7 with moisture content below 0.5% is used in industrial paints, where it prevents clumping and enhances storage stability. Viscosity Grade Low: Solvent Black 7 with low viscosity grade is used in solvent-based marker inks, where it allows for smooth flow and even coloring. Molecular Weight 539 g/mol: Solvent Black 7 with molecular weight of 539 g/mol is used in textile dyeing, where it ensures efficient molecular penetration and fast dye uptake. Ash Content <1%: Solvent Black 7 with ash content less than 1% is used in rubber compounding, where it minimizes contamination and preserves material properties. |
Competitive Solvent Black 7 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!
