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Aug . 18, 2025 07:15 Back to list

Indigo Blue Vat Blue - Wu Xin Chemical | High Purity, Durable Textile Dye

Introduction to Indigo Blue Vat Blue

Indigo Blue Vat Blue, also known as Indigo Blue, is a premium dye renowned for its deep blue color and exceptional durability. This natural dye has been a cornerstone in the textile industry for centuries, particularly in the production of denim fabric for blue jeans. The product's specifications, including its high purity and resistance to fading, make it a preferred choice for manufacturers worldwide. This article delves into the technical details, applications, and industry relevance of Indigo Blue Vat Blue, supported by authoritative references and comprehensive data.

Product Overview and Key Features

Indigo Blue Vat Blue is a dark blue crystalline powder with a unique chemical structure that allows it to sublime at high temperatures. Its insolubility in water and common solvents like alcohol and ether makes it ideal for specific industrial applications. However, it dissolves effectively in specialized solvents such as dimethyl sulfoxide (DMSO) and chloroform, which is critical for its use in textile dyeing processes.

Indigo Blue Vat Blue - Wu Xin Chemical | High Purity, Durable Textile Dye

The product's chemical formula, C16H10N2O2, underscores its molecular complexity, while its CAS number (482-89-3) ensures traceability in chemical databases. With a molecular weight of 262.62, Indigo Blue Vat Blue is a high-performance dye that balances stability and reactivity.

Technical Specifications and Quality Standards

Parameter Specification
Appearance Dark blue even grains
Purity ≥94%
Water Content ≤1%
Iron Ion Content ≤200 ppm

These specifications align with the stringent quality standards set by regulatory bodies such as the National Institute of Standards and Technology (NIST), which plays a pivotal role in establishing measurement standards for chemical products. NIST's research on dye stability and solubility ensures that products like Indigo Blue Vat Blue meet global benchmarks for performance and safety.

Applications in the Textile Industry

Indigo Blue Vat Blue is predominantly used in the textile sector, where it is essential for dyeing cotton yarn to produce denim fabric. A single pair of blue jeans typically requires 3–12 grams of the dye, highlighting its efficiency and cost-effectiveness. Its ability to withstand washing and abrasion makes it ideal for creating the iconic blue hue of denim.

The dye's versatility extends to wool and silk, where it imparts a rich, lasting color. Its association with denim and blue jeans is well-documented, with its properties enabling advanced finishing techniques like stone washing and acid washing. These processes create the worn, faded look that defines modern denim aesthetics.

Packaging, Transportation, and Storage

The product is available in multiple packaging options to suit diverse logistical needs:

  • 20kg cartons (9mt in 20'GP container111; 18tons in 40'HQ container111)
  • 25kg bags (12mt in 20'GP container111; 25mt in 40'HQ container111)
  • 500–550kg bags (20–22mt in 40'HQ container111)

Transportation requires strict adherence to safety protocols. Indigo Blue Vat Blue must be kept away from oxidants, edible chemicals, and heat sources. It should be stored in a cool, ventilated, and dry warehouse with temperatures below 25°C and humidity under 75%. The packaging must remain sealed to prevent moisture ingress, which could lead to oxidation and degradation.

Storage guidelines emphasize isolation from acids, alkalis, and strong oxidants to prevent hazardous reactions. These measures ensure the product retains its quality for up to two years, as stated in the product specifications.

Company Background: Anping County Wu Xin Chemical Dye Co., Ltd.

Founded as Anping County Wu Xin Chemical Dye Co., Ltd., this company is a leading manufacturer and supplier of high-quality dyes, including Indigo Blue Vat Blue. With a commitment to innovation and customer satisfaction, the company serves a global market, providing tailored solutions for textile producers and industrial clients.

The company's expertise in chemical production is reflected in its adherence to international standards. By leveraging advanced manufacturing techniques and rigorous quality control, Wu Xin ensures that its products meet the demands of modern industries. Their product portfolio includes a wide range of dyes, each engineered for optimal performance and compliance with regulatory requirements.

Industry Relevance and Future Prospects

Indigo Blue Vat Blue's role in the textile industry is underscored by its historical significance and modern applications. As sustainability becomes a priority, the demand for eco-friendly dyes is rising. While traditional indigo dyeing processes face challenges related to water usage and chemical waste, innovations in sustainable dyeing technologies are reshaping the industry.

According to NIST, advancements in chemical measurement and process optimization are critical for reducing environmental impact. These efforts align with the industry's push toward greener practices, ensuring that products like Indigo Blue Vat Blue remain relevant in a rapidly evolving market.

Conclusion

Indigo Blue Vat Blue exemplifies the perfect blend of tradition and innovation in the dyeing industry. Its superior quality, versatile applications, and adherence to strict safety standards make it a trusted choice for manufacturers worldwide. As the industry continues to evolve, the role of companies like Anping County Wu Xin Chemical Dye Co., Ltd. in driving progress and sustainability remains vital.

For more information about Indigo Blue Vat Blue or to explore other products offered by Wu Xin, visit their official website. Stay updated on industry trends and standards by referencing NIST's research and guidelines.

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