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NBWChem
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Premium Chemical Solutions
From Northwest China

Gansu Nabowang Chemical Products Co., Ltd. – Trusted supplier of high-purity Dimethyl Disulfide (DMDS), Sodium Silicate, Sodium Sulfide, and Caustic Soda. Exporting to 30+ countries with over a decade of industry expertise.

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10+
Years of Experience
30+
Exporting Countries
80+
Satisfied Customers
24/7
Customer Support

About NBWChem

Gansu Nabowang Chemical Products Co., Ltd. is a leading chemical enterprise located in the northwest region of China, at the border of Gansu Province and Inner Mongolia. Our strategic location provides access to over 10 million tons of Mirabilite ore, enabling us to be a top-tier processor and supplier of industrial chemicals.

We specialize in the production and export of high-purity Dimethyl Disulfide (DMDS), Sodium Sulfide, Caustic Soda, and Sodium Silicate, with an annual supply capacity exceeding 50,000 tons. Our dedicated production lines ensure stable output of 10,000 tons of DMDS and 50,000 tons of Sodium Sulfide annually.

Our products serve critical roles in petrochemicals, mineral processing, metallurgy, pharmaceuticals, textile printing, and fine chemical manufacturing across global markets.

NBWChem Manufacturing Facility

Our Products

Dimethyl Disulfide (DMDS)

Dimethyl Disulfide (DMDS)

High-purity 99.9% grade used as an activator in hydrodesulfurization and presulfurization of petroleum feedstocks.

  • • Purity: 99.9%
  • • CAS No.: 624-92-0
  • • Applications: Naphtha, gasoline, diesel, heavy oil refining
  • • Annual Capacity: 10,000 tons
Request MSDS / Quote
Sodium Silicate

Sodium Silicate

Industrial-grade sodium silicate used in detergents, water treatment, and construction materials.

  • • Grades: Liquid & Solid
  • • Modulus: 2.0 – 3.5
  • • Packaging: Drums, IBCs, Bulk
  • • Export Ready: Yes
Request MSDS / Quote
Sodium Sulfide

Sodium Sulfide

Industrial-grade sodium sulfide used in leather tanning, mining, and chemical synthesis.

  • • Grade: Industrial
  • • Form: Flakes, Crystals, Liquid
  • • Purity: 60% – 70%
  • • Annual Capacity: 50,000 tons
Request MSDS / Quote
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Caustic Soda (Sodium Hydroxide)

High-quality caustic soda used in pulp & paper, textiles, and chemical manufacturing.

  • • Grade: Industrial & Technical
  • • Form: Flakes, Pearls, Liquid
  • • Purity: 98% – 99%
  • • Packaging: 25kg bags, Drums
Request MSDS / Quote
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Sodium Thiosulfate

Used in gold extraction, photography, and water treatment applications.

  • • Grade: Industrial & Photographic
  • • Purity: 98% min
  • • Form: Crystals, Powder
  • • Packaging: 25kg bags
Request MSDS / Quote
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Sodium Metabisulfite

Used in food preservation, water treatment, and textile processing.

  • • Purity: 97% – 99%
  • • Form: White Crystalline Powder
  • • CAS No.: 7681-57-4
  • • Packaging: 25kg bags
Request MSDS / Quote
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Sodium Carbonate (Soda Ash)

Light and dense grades for glass, detergent, and chemical manufacturing.

  • • Grade: Light & Dense
  • • Purity: 99.2% min
  • • Applications: Glass, Detergents
  • • Packaging: 25kg bags
Request MSDS / Quote
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Hydrogen Peroxide

Industrial-grade H2O2 for bleaching, disinfection, and oxidation processes.

  • • Concentrations: 30%, 50%
  • • Stabilized & Unstabilized
  • • Packaging: Drums, IBCs
  • • Export Compliant
Request MSDS / Quote

Why Choose NBWChem?

Quality Assurance

Double QC checks before production and dispatch. SGS reports and quality assurance agreements provided.

Export Experience

Over 10 years of international export experience. Sea and land transport options available globally.

Factory Shipment

Direct from factory with annual DMDS capacity of 10,000 tons. Stable supply and prompt dispatch.

Price Advantage

Factory-direct pricing with market trend analysis to meet customer needs competitively.

Frequently Asked Questions

What is DMDS used for?

Dimethyl Disulfide (DMDS) is widely used as an activator in hydrodesulfurization, hydrotreating, and presulfurization of naphtha, gasoline, kerosene, diesel oil, and atmospheric heavy oil in petroleum refining.

Do you offer samples?

Yes, we provide samples upon request. Please contact us directly for sample availability and shipping details.

What are your packaging options?

We offer various packaging options including drums, IBCs, and bulk shipments, depending on the product and customer requirements.

Can you handle international shipping?

Yes, we have extensive experience in international logistics with both sea and land transport options available to over 30 countries.

Do you provide quality certifications?

Yes, we provide SGS reports and quality assurance agreements for all our products.

Get in Touch

Reach out to us for product inquiries, quotes, or technical support. We're available 24/7 to assist global partners.

Phone

+86 198 9355 7155

Email

zhaozhongshan@gsnbwhg.com

Location

No. 03, Donghu Town, Minqin County, Wuwei City, Gansu Province, China

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