Indigo Blue Vat Blue, a staple in the textile industry, has been a cornerstone of dyeing processes for centuries. Known for its deep blue hue and exceptional durability, this compound is widely used in the production of denim and other cotton-based fabrics. This article delves into the product specifications, key features, applications, storage and transportation guidelines, and the company background of Anping County Wu Xin Chemical Dye Co., Ltd. (English name: INNER MONGOLIA WU XIN CHEMICAL CO. LTD), while incorporating authoritative references from the National Institute of Standards and Technology (NIST) to ensure compliance with (Expertise, Experience, Authority, Trustworthiness) principles.

Indigo Blue Vat Blue, chemically known as C₁₆H₁₀N₂O₂, is a dark blue crystalline powder with a rich historical legacy. Its unique properties make it ideal for dyeing cotton, wool, and silk. The product page provides detailed insights into its formulation and usage, while the pricelist offers transparent cost structures for bulk orders.
The light indigo color products are engineered to meet rigorous industry standards. Below is a detailed specification table:
| Parameter | Details |
|---|---|
| Appearance | Dark blue even grains |
| Purity | ≥94% |
| Water Content | ≤1% |
| Iron Ion Content | ≤200ppm |
These specifications ensure the product’s reliability and consistency, making it a preferred choice for light indigo color factories and suppliers
Indigo Blue Vat Blue is insoluble in water, alcohol, and ether but soluble in solvents like DMSO and chloroform. Its sublimation point of 390–392°C (734–738°F) underscores its thermal stability. This compound is primarily used for dyeing light indigo color products

Its application in light indigo color factories
To maintain the integrity of Indigo Blue Vat Blue, strict storage and transportation protocols must be followed:

Based in INNER MONGOLIA WU XIN CHEMICAL CO. LTD, the company has established itself as a leader in the light indigo color manufacturers
The National Institute of Standards and Technology (NIST) plays a pivotal role in setting benchmarks for chemical safety and quality. While specific standards for indigo dye may not be explicitly listed on NIST’s website, the organization’s chemical metrology initiatives ensure that industrial chemicals, including dyes, meet stringent safety and performance criteria. This alignment with NIST’s standards and measurements reinforces the trustworthiness of INNER MONGOLIA WU XIN CHEMICAL CO. LTD’s products.
Indigo Blue Vat Blue remains an indispensable component in the textile industry, offering unmatched colorfastness and versatility. With light indigo color products designed to meet global standards, INNER MONGOLIA WU XIN CHEMICAL CO. LTD continues to lead in innovation and quality. For further details, visit the product page or contact their light indigo color service team.
NIST (National Institute of Standards and Technology). (n.d.). Chemical Metrology. Retrieved from https://www.nist.gov/programs-projects/chemical-metrology
NIST (National Institute of Standards and Technology). (n.d.). Standards and Measurements. Retrieved from https://www.nist.gov/standards-and-measurements
Explore Sustainable Indigo Manufacturing & Dye Industry Trends | Wuxin Indigo
NewsNov.24,2025
Discover Indigo On: Innovative Modular Solutions for Global Sustainability
NewsNov.24,2025
Explore Traditional & Sustainable Indigo Production in India | Eco-Friendly Dye Solutions
NewsNov.23,2025
Indigo Suppliers: Sustainable Dyeing Solutions for Global Textile Industry
NewsNov.23,2025
Instant Indigo – Fast, Eco-Friendly Indigo Dye Solutions for Modern Industry
NewsNov.22,2025
Japanese Indigo Cloth – Sustainable Tradition Meets Modern Textile Innovation
NewsNov.22,2025
Comprehensive Guide to How to Make Blue Dye – Sustainable & Practical Insights
NewsNov.22,2025
Sulphur Black
1.Name: sulphur black; Sulfur Black; Sulphur Black 1;
2.Structure formula:
3.Molecule formula: C6H4N2O5
4.CAS No.: 1326-82-5
5.HS code: 32041911
6.Product specification:Appearance:black phosphorus flakes; black liquid
Bromo Indigo; Vat Bromo-Indigo; C.I.Vat Blue 5
1.Name: Bromo indigo; Vat bromo-indigo; C.I.Vat blue 5;
2.Structure formula:
3.Molecule formula: C16H6Br4N2O2
4.CAS No.: 2475-31-2
5.HS code: 3204151000 6.Major usage and instruction: Be mainly used to dye cotton fabrics.
Indigo Blue Vat Blue
1.Name: indigo blue,vat blue 1,
2.Structure formula:
3.Molecule formula: C16H10N2O2
4.. CAS No.: 482-89-3
5.Molecule weight: 262.62
6.HS code: 3204151000
7.Major usage and instruction: Be mainly used to dye cotton fabrics.