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Premium Chemical Solutions from China

Zhanjiu (Shanghai) Industrial Co., Ltd is a trusted global supplier of high-purity sodium hydrosulphite, sulfur dyes, titanium dioxide, and specialty additives for textile, paper, food, and industrial applications.

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Who We Are

ZHANJIU (SHANGHAI) INDUSTRIAL CO., LTD is a professional supplier of fine chemicals for many industry fields, specializing in chemicals widely used in textile printing & dyeing, leather processing, paper manufacturing, food additives, and animal feed.

Over 20 Years of Excellence

With more than two decades of production experience, we have established ourselves as a reliable partner for high-quality chemical products. Our factory specializes in sodium hydrosulfite production and maintains strict quality control standards to ensure consistency and performance.

We serve clients across multiple industries including textiles, pulp and paper, food processing, and animal nutrition. Our commitment to innovation, safety, and sustainability drives us to deliver products that meet international regulatory standards.

  • ISO-Level Quality Control
  • Global Export Experience
  • CAS-Verified Chemicals
  • Multilingual Support
Chemical Product Chemical Product Sulfur Dyes Sodium Hydrosulfite

Our Premium Products

Discover our wide range of high-purity chemical products designed for industrial, textile, food, and paper applications. All products are manufactured under strict quality control and meet international standards.

Sodium Hydrosulphite

88%Min Sodium Hydrosulphite Powder

CAS 7775-14-6 | Industry Grade

  • Appearance: White Crystalline Powder
  • Purity: Min 88%
  • Application: Textile bleaching, Paper pulp
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Sodium Hydrosulfite 90%

90%Min Sodium Hydrosulfite Powder

CAS 7775-14-6 | Industry Grade

  • Appearance: White Crystalline Powder
  • Purity: Min 90%
  • Application: High-efficiency bleaching agent
Get Best Price
Sulfur Black BR

Sulfur Black BR 240%

CAS 1326-82-5 | Sulfur Dyes

  • Strength: 240%
  • Application: Cotton, Viscose, Leather, Paper
  • Color Index: Sulphur Black 1
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Zinc Formaldehyde Sulfoxylate

Discharge Reducing Agent

Zinc Formaldehyde Sulfoxylate | 92% | CAS 24887-06-7

  • Application: Textile auxiliaries
  • Purity: 92%
  • Function: Reducing agent for discharge printing
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TiO2 Titanium Dioxide

TiO2 Titanium Dioxide Anatase

CAS 13463-67-7 | Min 99%

  • Grade: Food & Industrial
  • Form: White Powder
  • Application: Pigment, Coatings, Food Additive
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Sodium Thiosulfate

Sodium Thiosulfate Pentahydrate

CAS 10102-17-7 | Photography Grade

  • Purity: Min 99%
  • Appearance: Colorless Transparent Crystals
  • Na2S: Max 10ppm
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Sodium Hydrosulfite Liquid

85% Min Sodium Hydrosulphite

Clear Transparent Liquid Solution

  • CAS: 7775-14-6
  • Form: Water Solution
  • Application: Easy-to-use liquid bleaching agent
Get Best Price
Potassium Permanganate

Potassium Permanganate

99.4%Min | CAS 7722-64-7

  • Appearance: Dark Purple Crystals
  • Purity: Min 99.4%
  • Chloride: Max 0.01%
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Why Choose Zhanjiu Industry?

We combine decades of manufacturing expertise with rigorous quality control to deliver reliable chemical solutions trusted by clients worldwide.

High Purity

All products meet or exceed industry standards with precise CAS-number verification and batch consistency.

Quality Control

Dedicated QC department ensures every batch meets strict specifications before shipment.

Global Reach

Exporting to Europe, Asia, Americas, and Africa with multilingual support in 10+ languages.

20+ Years Experience

Decades of specialized production experience in sodium hydrosulphite and sulfur dyes.

20+
Years in Business
100+
Products
50+
Global Clients
10+
Languages

Frequently Asked Questions

Get answers to common questions about our products and services.

What is the purity level of your sodium hydrosulphite?

We offer multiple grades of sodium hydrosulphite, ranging from 85% to 90% minimum purity. Our industry-grade powder (CAS 7775-14-6) is available in 88% and 90% purity levels, suitable for textile bleaching and paper pulp applications.

Are your titanium dioxide products food grade?

Yes, we offer both food-grade and industrial-grade titanium dioxide. Our food-grade TiO2 (CAS 13463-67-7) has a minimum purity of 99% and meets regulatory requirements for use in food additives and animal feed.

Do you provide samples before bulk orders?

Yes, we can provide product samples for quality evaluation prior to placing a bulk order. Please contact us through the official website to request samples with your specifications.

What packaging options do you offer?

We offer various packaging options including 25kg, 50kg, and 1000kg FIBCs (big bags) depending on the product and customer requirements. All packaging is designed for safe transportation and storage.

Can you customize formulations for specific applications?

Yes, we have technical expertise to assist with formulation recommendations based on your application needs in textiles, paper, food, or industrial processes. Contact our team for technical support.

Get in Touch

Ready to discuss your chemical supply needs? Contact Zhanjiu Industry today for pricing, samples, and technical information.

Email

emily.jiang@zhanjiuindustry.com

Address

Room 368, Part 302, 211 Fute North Road, China (Shanghai) Pilot Free Trade Zone, Shanghai, China

Work Hours

9:00 - 20:00 (Beijing Time)

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