The Global Sodium Hydroxide Market was valued at USD 3.17 Billion in 2021 and is projected to grow at a Compound Annual Growth Rate (CAGR) of 4.71% during the forecast period (2022–2027). This steady expansion is being driven by robust demand from the pulp and paper, alumina refining, and chemical processing sectors, alongside increasing applications in water treatment and textile manufacturing across emerging economies.

As global industries intensify their focus on efficiency and process optimization, the role of foundational chemicals like sodium hydroxide (caustic soda) becomes increasingly critical. In this blog, we profile the Top 10 Companies in the Sodium Hydroxide Industry—a group of chemical giants and specialized producers who are defining the market’s trajectory through capacity expansions, technological innovation, and strategic global supply chains.

The global Sodium Hydroxide market was valued at 3169.46 Million USD in 2021 and will grow with a CAGR of 4.71% from 2021 to 2027, based on Research newly published report.

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🔟 1. Olin Corporation

Headquarters: Clayton, Missouri, USA
Key Offering: Liquid Caustic Soda, Solid Caustic Soda

Olin Corporation is one of the world’s leading producers of chlor-alkali products and a major global supplier of sodium hydroxide. Through its extensive network of manufacturing facilities, Olin serves a diverse range of industries, including chemicals, pulp and paper, and water treatment. The company’s vertical integration and large-scale production capabilities give it a significant competitive advantage.

Strategic Initiatives:

• Maintaining a leading position in the North American chlor-alkali market

• Focus on operational efficiency and cost leadership

• Strategic customer partnerships in key end-use sectors

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2022-2027 Global and Regional Sodium Hydroxide Industry Status and Prospects Professional Market – View in Detailed Research Report

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9️⃣ 2. Dow Chemical Company

Headquarters: Midland, Michigan, USA
Key Offering: High-purity Liquid and Solid Caustic Soda

As a foundational player in the global chemical industry, Dow operates vast chlor-alkali production facilities, making it a top-tier sodium hydroxide supplier. Dow leverages its integrated manufacturing processes, where caustic soda is a co-product of chlorine production, to serve markets from plastics and packaging to industrial cleaning and pH adjustment.

Strategic Initiatives:

• Investment in sustainable chlor-alkali production technologies

• Expansion of global supply chain logistics for caustic soda

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8️⃣ 3. Westlake Chemical Corporation

Headquarters: Houston, Texas, USA
Key Offering: Caustic Soda Flake, Liquid Caustic Soda

Westlake, through its acquisition of Axiall, has become a dominant force in the North American chlor-alkali market. The company’s extensive production capacity for caustic soda is critical for its integrated vinyls chain and external merchant sales, serving customers in the building products, packaging, and chemical sectors.

Strategic Initiatives:

• Optimization of integrated chlor-alkali and vinyl production

• Strategic focus on high-growth end markets in the Americas and Asia

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7️⃣ 4. Formosa Plastics Corporation

Headquarters: Taipei, Taiwan
Key Offering: Liquid Caustic Soda, Caustic Soda Flake

Formosa Plastics Corporation is a major global petrochemical producer with significant chlor-alkali capacity. Its sodium hydroxide production supports its vast downstream operations, including plastic resins and fibers, while also supplying the merchant market across Asia and internationally, making it a key supplier in the Asia-Pacific region.

Strategic Initiatives:

• Vertical integration across the chemical value chain

• Capacity expansions to meet growing Asian demand

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6️⃣ 5. Tokuyama Corporation

Headquarters: Tokyo, Japan
Key Offering: High-purity Caustic Soda, Specialty Grades

Tokuyama is a leading Japanese chemical company with a strong focus on advanced materials and chemicals, including high-purity sodium hydroxide. The company caters to demanding applications in the electronics, pharmaceutical, and food industries, where product quality and consistency are paramount.

Strategic Initiatives:

• Development of high-value, specialty-grade caustic soda products

• Strong R&D focus for innovative applications in electronics and energy

Download FREE Sample Report:
2022-2027 Global and Regional Sodium Hydroxide Industry Status and Prospects Professional Market – View in Detailed Research Report

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5️⃣ 6. Xinjiang Zhongtai Chemical Co., Ltd.

Headquarters: Urumqi, Xinjiang, China
Key Offering: Caustic Soda Flake, Liquid Caustic Soda

As one of China’s largest chlor-alkali producers, Xinjiang Zhongtai Chemical plays a pivotal role in supplying the domestic market and export channels. The company benefits from access to low-cost raw materials and energy in Western China, positioning it as a cost-competitive player in the global market.

Strategic Initiatives:

• Aggressive capacity expansion to capitalize on regional advantages

• Increasing export volumes to international markets

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4️⃣ 7. Solvay S.A.

Headquarters: Brussels, Belgium
Key Offering: Liquid and Solid Caustic Soda, Sustainable Solutions

Solvay is a global leader in advanced materials and specialty chemicals, with a significant presence in the sodium hydroxide market, particularly in Europe. The company supplies high-quality caustic soda to diverse sectors, including alumina production, biorefineries, and specialty chemicals, often with a focus on sustainability and circular economy principles.

Strategic Initiatives:

• Integration of caustic soda into sustainable product portfolios

• Leadership in European market with a focus on green chemistry

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3️⃣ 8. Tosoh Corporation

Headquarters: Tokyo, Japan
Key Offering: High-purity Liquid Caustic Soda, Electrolytic Caustic Soda

Tosoh is a prominent Japanese chemical company specializing in petrochemicals, specialty products, and advanced materials. Its chlor-alkali business produces high-purity sodium hydroxide essential for the electronics industry, water purification, and fine chemical synthesis, serving demanding customers worldwide.

Strategic Initiatives:

• Focus on high-purity grades for electronics and pharmaceutical markets

• Technological leadership in membrane cell electrolysis processes

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2️⃣ 9. Hanwha Solutions Chemical Division

Headquarters: Seoul, South Korea
Key Offering: Caustic Soda Flake, Liquid Caustic Soda

Hanwha Solutions is a major chemical producer in South Korea with a strong chlor-alkali segment. The company’s sodium hydroxide production supports its domestic market leadership and export activities, particularly serving the growing demands of the semiconductor, display, and chemical industries in Northeast Asia.

Strategic Initiatives:

• Strategic investments to support South Korea’s high-tech industrial base

• Expansion of logistics capabilities for efficient regional distribution

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1️⃣ 10. Aditya Birla Chemicals (Grasim Industries)

Headquarters: Mumbai, India
Key Offering: Liquid Caustic Soda, Caustic Soda Flake

Aditya Birla Chemicals, part of the Grasim Industries conglomerate, is a leading producer of caustic soda in India. The company plays a vital role in supplying the fast-growing Indian market, supporting industries such as alumina, textiles, and soap manufacturing, and is actively expanding its capacity to meet rising domestic demand.

Strategic Initiatives:

• Capacity expansion projects to serve India’s industrial growth

• Focus on energy-efficient production and environmental compliance

Get Full Report Here:
2022-2027 Global and Regional Sodium Hydroxide Industry Status and Prospects Professional Market – View in Detailed Research Report

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🌍 Outlook: The Future of Sodium Hydroxide Is Integrated and Sustainable

The sodium hydroxide market is characterized by its deep integration with the global chlorine industry and its indispensable role in countless industrial processes. While traditional applications continue to drive volume, the industry is adapting to trends in sustainability, supply chain resilience, and the growth of new end markets like lithium extraction and biofuels.

📈 Key Trends Shaping the Market:

• Growing demand from alumina refining driven by aluminum consumption in automotive and construction

• Increasing use in water treatment applications due to stricter environmental regulations

• Shift towards energy-efficient membrane cell technology away from older, less efficient processes

• Volatility in energy and raw material costs impacting production economics and regional competitiveness

Get Full Report Here:
2022-2027 Global and Regional Sodium Hydroxide Industry Status and Prospects Professional Market – View in Detailed Research Report

The companies listed above are not only producing a crucial industrial chemical—they’re enabling the functioning of modern global industry across every continent.