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Sep . 12, 2025 05:15 Back to list

Indigo Blue Vat Blue - Anping County Wuxin Chemical Dye Co., Ltd. | Quality Dye for Textiles

Introduction to Indigo Blue Vat Blue

Indigo Blue Vat Blue, also known as Indigo Blue, is a versatile and historically significant dye that has played a pivotal role in textile manufacturing for centuries. This dark blue crystalline powder is renowned for its unique chemical properties and wide-ranging applications, particularly in the production of denim fabric for blue jeans. This article delves into the product's specifications, usage scenarios, and the company behind its production, while also referencing authoritative standards from the National Institute of Standards and Technology (NIST) to ensure credibility.

Product Specifications and Quality Standards

The Indigo Blue Vat Blue is manufactured to meet rigorous quality standards, as outlined in the following specifications:

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

These specifications ensure that the product maintains its chemical stability and dyeing efficiency. According to NIST's guidelines on chemical standards (NIST), such precise measurements are critical for industrial applications, ensuring consistency and safety in production processes.

Chemical Properties and Applications

Indigo Blue Vat Blue is a dark blue crystalline powder with a sublimation point of 390–392°C (734–738°F). It is insoluble in water, alcohol, and ether but dissolves in solvents like DMSO, chloroform, and concentrated sulfuric acid. Its chemical formula is C16H10N2O2, as noted in the product's technical data sheet (Product Details).

The primary application of this dye is in the textile industry, particularly for cotton yarn used in denim fabric. A single pair of blue jeans typically requires 3–12 grams of indigo dye. Smaller quantities are also used for wool and silk. Its unique properties enable processes like stone washing and acid washing, which are essential for achieving the distinctive look of denim garments.

Indigo Blue Vat Blue - Anping County Wuxin Chemical Dye Co., Ltd. | Quality Dye for Textiles

Packaging and Transportation

The product is available in multiple packaging options to suit different shipping needs:

  • 20kg cartons: 9 metric tons (no pallet) in a 20'GP container111; 18 tons (with pallet) in a 40'HQ container111
  • 25kg bags: 12 metric tons in a 20'GP container111; 25 metric tons in a 40'HQ container111
  • 500–550kg bags: 20–22 metric tons in a 40'HQ container111

Transportation guidelines emphasize strict safety measures. The dye must not be mixed with oxidants or edible chemicals. It should be protected from sunlight, rain, and high temperatures during transit. When stopping, it must be kept away from fire, heat sources, and high-temperature areas (Product Specifications).

Storage and Shelf Life

Proper storage is crucial to maintaining the quality of Indigo Blue Vat Blue:

  1. Store in a cool, ventilated, and dry warehouse. Seal packaging during the rainy season. Maintain a temperature below 25°C and humidity below 75%.
  2. Keep the product sealed to prevent moisture-related degradation. Avoid prolonged exposure to sunlight or air, as oxidation can occur.
  3. Store separately from acids, alkalis, strong oxidants, and reducing agents to prevent deterioration or combustion.

The product has a shelf life of two years under optimal conditions (Product Details).

Company Background: Anping County Wuxin Chemical Dye Co., Ltd.

Indigo Blue Vat Blue is produced by Anping County Wuxin Chemical Dye Co., Ltd., a leading manufacturer in the chemical industry. The company, known as INNER MONGOLIA WU XIN CHEMICAL CO. LTD in English, specializes in high-quality dyes and chemical products. With a commitment to innovation and sustainability, Wuxin Group has established itself as a reliable supplier to global textile manufacturers (Company Profile).

Indigo Blue Vat Blue - Anping County Wuxin Chemical Dye Co., Ltd. | Quality Dye for Textiles

Industry Relevance and NIST Standards

The production and use of dyes like Indigo Blue Vat Blue are governed by international standards to ensure safety and efficacy. According to the National Institute of Standards and Technology (NIST), precise measurements and quality control are essential for industrial chemicals. NIST's role in developing metrological standards aligns with the specifications of this product, ensuring that it meets the requirements for textile applications (NIST Overview).

Conclusion

Indigo Blue Vat Blue remains a cornerstone of the textile industry, offering a blend of historical significance and modern utility. Its precise specifications, safe handling protocols, and the expertise of manufacturers like Anping County Wuxin Chemical Dye Co., Ltd. ensure its continued relevance. As NIST emphasizes the importance of standardized measurements (NIST), the industry's adherence to such principles guarantees the quality and reliability of products like Indigo Blue Vat Blue.

References

National Institute of Standards and Technology (NIST). (n.d.). What We Do. Retrieved from https://www.nist.gov/

Anping County Wuxin Chemical Dye Co., Ltd.. (n.d.). Indigo Blue Vat Blue. Retrieved from https://www.wuxin-group.com/indigo-blue-vat-blue.html

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