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Chemical Laboratory

Ruicolor – Precision in Hair Dye Chemistry

Global leader in semi-permanent and oxidative hair dye raw materials. Trusted by manufacturers worldwide for purity, consistency, and innovation.

Ruicolor Facility

About Ruicolor

Hangzhou Ruijiang Industry Co., Ltd. is recognized as one of the leading manufacturers and exporters of hair dyes and raw materials for personal care products. With a strong commitment to quality, innovation, and environmental responsibility, Ruicolor serves clients across the globe in the cosmetics and chemical industries.

Our state-of-the-art production facilities in Hangzhou, Zhejiang, China, are equipped to meet international standards, ensuring consistent purity and performance in every batch. We specialize in synthesizing high-purity intermediates used in permanent and semi-permanent hair coloring formulations.

Global Reach

Exporting to over 30 countries with reliable logistics and regulatory support.

Quality Assurance

Strict QC protocols and ISO-compliant manufacturing processes.

Our Products

Premium-grade chemical intermediates for hair dye and personal care formulations. All products are synthesized under strict quality control for maximum efficacy and safety.

HC Blue 15

HC Blue 15

A high-purity blue dye intermediate used in oxidative hair coloring systems for vibrant, long-lasting results.

HC Blue 16

HC Blue 16

Stable blue pigment with excellent solubility, ideal for formulating neutral to cool-toned hair dyes.

Chemical Structure

5,6-Dihydroxyindoline HBr

CAS: 138937-28-7
Key intermediate in natural-looking brown and black hair dye formulations.

Molecular Diagram

2,5-Diamine Toluene Sulfate

CAS: 615-50-9
Primary intermediate for oxidative coupling, delivering rich, durable color.

Chemical Compound

2,6-Dihydroxyethylamino Toluene

CAS: 149330-25-6
Used to create warm brown and chestnut shades with excellent gray coverage.

Synthetic Molecule

4,5-Diamino-1-(2-Hydroxyethyl)-Pyrazole Sulfate

CAS: 155601-30-2
High-performance coupler for intense, fade-resistant red and violet tones.

Oxidative Dyes

Oxidative Dyes

Complete range of para-phenylenediamines, aminophenols, and resorcinol derivatives for permanent hair color.

Semi-Permanent Dyes

Semi-Permanent Dyes

Non-oxidative colorants including HC Blue, HC Red, and HC Yellow series for gentle, temporary coloring.

Lab Research

Personal Care Ingredients

Specialty molecules for conditioning, shine enhancement, and scalp protection in hair care products.

Chemical Storage

Other Specialty Chemicals

Custom synthesis services and niche intermediates for cosmetic and pharmaceutical applications.

Why Choose Ruicolor?

High Purity

All products are tested to meet or exceed 99% purity standards with full analytical reports.

Fast Delivery

Efficient global logistics network ensures timely delivery to Europe, Asia, and the Americas.

Custom Synthesis

We offer tailored R&D and manufacturing services for unique chemical requirements.

Global Compliance

Products meet REACH, FDA, and other international regulatory standards.

15+

Years in Industry

30+

Countries Served

200+

Products Available

99.9%

Customer Satisfaction

Latest News

Chemical Industry to Play Crucial Role

The specialty chemicals sector is poised to drive innovation in sustainable personal care, with Ruicolor at the forefront of green chemistry initiatives.

China Launches Year-Long Environmental Inspection

New nationwide regulations emphasize cleaner production methods. Ruicolor complies with all environmental standards and continues to invest in eco-friendly processes.

Zhejiang Province Management Innovation Award

Hangzhou Ruijiang Industry Co., Ltd. has been recognized as a Management Innovation Demonstration Enterprise for operational excellence and sustainable growth.

Get in Touch

For inquiries, samples, or technical support, visit the official Ruicolor website to connect with our team.

Contact Information

Office Address: Floor 12th, No.99, Huaxing Road, Hangzhou, Zhejiang, China.

Phone: 0086-571-28828110; 0086-571-28057951

Email: [email protected]

Visit Official Website

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