Exhaustive quality and stability certified under global standards. Select our specialized dye formulations engineered for textiles, paper mills, and industrial surface finishes.
Basic Brown 23, commercially known under various trade names and chemically categorized as a cationic dye, is a high-performance colorant widely praised for its exceptional affinity to anionic substrates like lignified cellulose and protein fibers. As an azo-derived synthetic compound, it provides a highly stable, rich brown color profile with excellent solubility parameters in water and acidic media.
Under the microscope, Basic Brown 23 functions by creating robust ionic bonds with negative charges present on the surfaces of wood pulp fibers and tanned leather matrices. This cationic bonding mechanism results in unmatched exhaustion rates, ensuring that wastewater discharge in dyeing mills is minimized. Industrial buyers can acquire this specialized chemical in two primary formats:
Evaluating the chemical properties and suitability parameters required by modern paper mill and textile quality assurance departments.
| Chemical Property | Specification Detail (Powder) | Specification Detail (Liquid) | Testing Standards & Equipment |
|---|---|---|---|
| C.I. Name | Basic Brown 23 (Cationic) | Basic Brown 23 (Solubilized Cationic) | Color Index International Registry |
| Appearance | Dark Brown Homogeneous Powder | Deep Amber to Dark Brown Liquid | Visual Spectrophotometric Inspection |
| Strength / Concentration | 100% to 150% (Standardized) | 50% to 75% (Concentrated Liquid) | UV-Vis Spectrophotometry vs. Standard Batch |
| pH Stability Range | 3.5 - 6.5 | 3.0 - 5.5 | Standard Digital pH Meter at 25°C |
| Moisture Content | ≤ 5.0% | N/A (Liquid Carrier System) | Karl Fischer Titration Method |
| Insoluble Matter | ≤ 0.5% | ≤ 0.1% | Filtration Gravimetric Method (80 mesh) |
| Eco-toxicology | Heavy Metal Free, Low Aniline residue | Aqueous base, VOC-free carrier system | ICP-MS / Gas Chromatography (GC-MS) |
Understanding the economic forces driving demand for high-grade basic brown colorants in global supply chains.
The exponential growth of international e-commerce has led to a massive demand for corrugated medium and kraft cardboard. Basic Brown 23 acts as the core pigmenting agent for raw unbleached pulp, delivering the recognizable aesthetic of recycled brown shipping cartons with minimal dye utilization rates.
Faced with rising chemical input costs, manufacturing facilities globally are choosing basic dyes because of their high coloring strength. Compared to direct dyes, Basic Brown 23 offers deep shades at significantly lower dosages, cutting down overall operational expenditures for large-scale operations.
Tighter discharge standards in the EU and North America require chemical manufacturers to eliminate heavy metal residues and restricted aromatic amines. This shift has driven buyers to trusted Chinese factories that employ modern synthesis methods that ensure compliance with environmental regulations.
Tianjin Sunrise Chem's Basic Brown 23 formulations are custom-engineered to meet the precise requirements of several key industrial sectors:
Environmental protection is the cornerstone of our innovation. As the global supply chain shifts toward green manufacturing, our chemical engineering team actively research sustainable pathways for dye synthesis. The production of Basic Brown 23 at our facility uses closed-loop synthesis systems that significantly reduce wastewater toxicity and volatile organic compounds (VOCs).
Our commitment to sustainable production is validated by two premier global certifications:
ZDHC Level 3 Certification: The Zero Discharge of Hazardous Chemicals (ZDHC) program is a collaborative effort by leading brands, retailers, and suppliers in the textile and footwear industry to reduce the use of hazardous chemicals. Achieving ZDHC Level 3 status—the highest level in the Roadmap to Zero program—verifies that Tianjin Sunrise Chem's products do not contain banned substances listed in the MRSL (Manufacturing Restricted Substances List). Each batch is systematically tracked to guarantee safety throughout the manufacturing process.
Global Organic Textile Standard (GOTS) Compliance: GOTS is a certification that ensures the organic status of textiles from the harvesting of raw materials to environmentally and socially responsible manufacturing. The GOTS certification guarantees that our chemical inputs are minimized, safe for end-consumers, and bio-degradable, driving the industry towards a more sustainable development path while delivering high-performance products.
Industrial Eco-Certifications & Regulatory Verification Badges
Tianjin Sunrise Chem Group specializes in manufacturing high-quality dyestuffs. Our extensive product portfolio includes Direct dyes, Acid dyes, Basic dyes, Sulphur dyes, Solvent dyes, Liquid dyes, and Fluorescent dyes. Backed by decades of industry and export experience, we have built a solid reputation for reliability and excellence, serving clients from diverse sectors including denim, textile, leather, paper, and plastic.
We always maintain a strict focus on product quality and consistency. Each shipment undergoes rigorous testing before dispatching to the port, ensuring seamless operations for our global clients. Our ZDHC Level 3 and GOTS certifications guarantee peace of mind, proving our alignment with international environmental compliance rules.
Cooperating with major textile and paper mills for many years shows that our factory has established a strong and reliable business relationship. This kind of long-term collaboration brings numerous benefits, such as consistent orders, shared resources, and mutual technical support. It also indicates that our factory has a proven track record of delivering quality products and meeting the needs of our partners.
We pride ourselves on offering customized solutions. Our team of experts works closely with clients to understand their unique needs and delivers tailored products and services. We actively seek strategic partnerships to expand our global reach and enhance our technical offerings. Collaborate with us to explore mutual growth opportunities.
Our logistics infrastructure ensures safe handling, secure packaging, and efficient international transport for all dyestuff orders.
Integrating dyes like Basic Brown 23 into modern manufacturing loops requires expert technical integration. At Tianjin Sunrise Chem Group, we do not just supply colorants; we deliver complete technical solutions. Our engineering teams help industrial facilities transition to sustainable operations through several key offerings:
Addressing technical questions commonly raised by chemical purchasing managers, dye house technicians, and environmental auditors.
Basic Brown 23 (sometimes grouped in the Bismarck Brown family) features a unique molecular configuration that delivers enhanced heat resistance and a broader pH compatibility window compared to Basic Brown 1. This prevents shade drift during high-temperature paper drying processes.
Liquid colorant formulations allow for real-time automated metering directly into the pulp stream. Because the dye is pre-dissolved, it prevents undissolved powder particles from causing spot defects on the running paper web, and eliminates dust in the preparation area.
Yes. Our dyes are manufactured in modern, compliant industrial parks utilizing highly purified intermediates. This ensures trace levels of restricted aromatic amines are well below REACH and ZDHC Level 3 safety thresholds.
For maximum dye fixation, the pulp pH should be maintained between 4.5 and 5.5. Cationic starch or sizing agents act as co-binders, further improving exhaustion and ensuring clear water runoff.
Our powder formulations remain stable for up to 36 months when stored in sealed, cool, dry conditions. Liquid versions, stabilized with eco-friendly anti-crystallization agents, offer a shelf life of 12 months when protected from freezing temperatures and direct sunlight.
Browse our broader range of liquid and powder colorants optimized for diverse industrial processes.
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