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Professional Manufacturer of Sulfamic Acid & Industrial Chemicals

High-purity Sulfamic Acid (99.5%), Thiourea, Thiourea Dioxide, and Magnesium Sulphate produced in Nanjing, China. Trusted by clients in USA, Germany, Canada, Italy, Spain, and beyond.

Explore Our Products
Sulfamic Acid 99.5%

About Lubon North-China Co., Ltd.

Lubon North-China Co., Ltd. is a subsidiary of Lubon Industry Co., Ltd., specializing in the production and export of high-quality industrial chemicals including Sulfamic Acid (Sulphamic Acid), Thiourea, Thiourea Dioxide, and Magnesium Sulphate.

Our products are widely used in metal cleaning, descaling, water treatment, textile processing, and chemical synthesis. With strict quality control and international certifications, we ensure consistent purity and performance.

We proudly serve customers across China, Hong Kong, the United States, Canada, Germany, Poland, Italy, and Spain — building long-term partnerships based on trust, quality, and mutual benefit.

Our Products

Premium-grade industrial chemicals manufactured under strict quality standards. All products available in bulk packaging for export.

Sulfamic Acid 99.5%

Sulfamic Acid (99.5%)

High-purity sulfamic acid used in descaling, metal cleaning, and pH adjustment. Non-volatile, low toxicity, and effective in removing rust and scale.

  • Purity: 99.5% min
  • Form: White crystalline powder
  • Applications: Industrial cleaning, water treatment, textile
Sulfamic Acid for Metal Cleaning

Sulfamic Acid – Metal Cleaning Grade

Specifically formulated for removing oxide layers and rust from metal surfaces without damaging the base material.

  • Use Case: Automotive, machinery, boilers
  • Advantage: Non-corrosive to stainless steel
  • Packaging: 25kg bags
Thiourea

Thiourea

Organic compound used in resin synthesis, ore processing, and as a reducing agent in textile and pharmaceutical industries.

  • Purity: 99% min
  • Form: White crystalline solid
  • Applications: Electroplating, dyes, agrochemicals
Thiourea Dioxide

Thiourea Dioxide

Powerful reducing agent used in textile bleaching and vat dyeing. Offers excellent stability and low environmental impact.

  • Purity: 98% min
  • Form: White powder
  • Advantage: Safer alternative to sodium hydrosulfite
Quality Certificate

Quality Assurance & Certifications

All products are manufactured under strict quality control systems. We comply with international safety and environmental standards.

  • Certifications: ISO, MSDS, SGS
  • Testing: Batch-wise purity analysis
  • Compliance: REACH, RoHS
Magnesium Sulphate

Magnesium Sulphate (Heptahydrate)

High-solubility magnesium salt used in agriculture, pharmaceuticals, and wastewater treatment.

  • Purity: 99% min
  • Form: Colorless crystals or white powder
  • Applications: Fertilizers, bath salts, brewing
Custom Packaging

Custom Packaging & Labeling

We offer tailored packaging solutions including 25kg, 500kg, and 1000kg options with client-specific labeling and documentation.

  • Options: Bags, drums, FIBCs
  • Labels: Multilingual, barcode, batch ID
  • Export Ready: UN-certified containers
Global Logistics

Reliable Delivery & Export

Efficient shipping via sea, air, or land to North America, Europe, Asia, and Africa. Full documentation support provided.

  • Lead Time: 7–15 days after order confirmation
  • Ports: Shanghai, Ningbo, Qingdao
  • Docs: COA, BL, Certificate of Origin

Why Choose Sulfamic-Acid.com?

We combine advanced manufacturing, rigorous quality control, and global logistics to deliver reliable chemical solutions to industries worldwide.

✓

High Purity

All products tested for purity and consistency. Sulfamic acid at 99.5% minimum.

🏭

Own Manufacturing

Produced in our dedicated chemical park facility in Nanjing, China.

🌍

Global Export

Shipped to USA, Canada, Germany, Italy, Spain, Poland, and more.

📊

Quality Certified

Compliant with ISO, REACH, and SGS standards. Full documentation available.

15+
Years Experience
50+
Global Clients
4
Core Products
30+
Countries Served

Frequently Asked Questions

What is the purity of your Sulfamic Acid?

Our standard Sulfamic Acid is 99.5% pure. We also offer custom grades upon request.

Can you provide samples?

Yes, we offer free samples for qualified buyers. Please contact us to request a sample.

What are your packaging options?

We offer 25kg bags, 500kg jumbo bags, and 1000kg FIBCs. Custom packaging is available.

Do you export internationally?

Yes, we export to North America, Europe, Asia, and Africa. We handle all export documentation.

Are your products REACH compliant?

Yes, all our products comply with REACH, RoHS, and other international chemical regulations.

Get in Touch

For inquiries, samples, or quotes, contact our sales team directly.

Contact Information

  • Contact Person: Tom Lee
  • Email: [email protected]
  • Phone: 86-25-87775610
  • Fax: 86-25-86695610
  • Address: Chemical Industry Park, Nanjing, Jiangsu, China
  • Skype: lubonchem
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