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Neutral Black Brl CAS NO 12219-14-6
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CAS No.:12219-14-6
Grade:Pharmacy Grade
Content:99.9%
Brand:Customizable
Packaging:Customizable
Description
Neutral Black Brl CAS NO 12219-14-6 is a high-performance, synthetic organic dye belonging to the class of neutral premetallized dyes. It is engineered to deliver exceptional color fastness and leveling properties on protein-based substrates, making it a critical component for achieving deep, consistent, and durable black shades. This product is essential for manufacturers in the textile and leather industries who require reliable, high-quality dyes for their finishing processes to meet stringent quality and performance standards.
Application
- Primary dyeing of wool and other animal hair fibers to achieve deep black shades.
- Dyeing of silk fabrics, providing excellent color yield and wash fastness.
- Coloration of nylon and polyamide textiles where good light and wet fastness are required.
- Leather dyeing for footwear, upholstery, and apparel, offering uniform penetration.
- Blend dyeing of wool/cotton or wool/polyester mixtures.
- Used in the production of high-end carpets and rugs for its durability.
- Potential application in the coloring of specialty papers and inks.
Basic Information
| Product Name | Neutral Black Brl |
| CAS No. | 12219-14-6 |
| Molecular Formula | C34H25CrN7O12S2Na2 |
| Molecular Weight | 877.71 g/mol |
| Synonyms | Neutral Black BRL; C.I. Acid Black 107; C.I. 15711; Acid Black 107; Lanasyn Black BRL; Isolan Black BRL; Chromium complex of 1:2 metal complex dye; Mordant Black 35 (related class); 4-Hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]-5-nitro-2-naphthalenesulfonic acid, chromium complex |
| EINECS | Contact for details |
Quality Control
Our Neutral Black Brl is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing including identification, assay, and impurity profiling to ensure it meets precise color strength and fastness specifications. A Certificate of Analysis (COA) detailing purity, shade, and physical parameters is provided with every shipment to guarantee batch-to-batch consistency and performance reliability for your production.
Storage
Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The original container is optimal for maintaining product integrity.
Specification
| Item | Specification |
|---|---|
| Appearance | Black powder or granules |
| Identification (IR) | Conforms to standard |
| Color Strength | 100 ± 3% (vs. Standard) |
| Moisture Content | ≤ 5.0% |
| Water Insoluble Matter | ≤ 1.0% |
| pH (1% Solution) | 5.0 - 7.0 |
| Shade on Wool | Conforms to standard |
| Fastness Properties (Light, Wash, Perspiration) | ≥ Grade 4 (Typical) |
Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.
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