# US Chlor Alkali Market > US Chlor Alkali Market Research Report: By Application (Chlorine, Caustic Soda) - Forecast to 2035 - **Forecast Period:** 2025 - 2035 - **CAGR:** 6.04% - **2024:** $ 9.7 Billion - **2025:** $ 10.29 Billion - **2035:** $ 18.5 Billion - **Key Players:** Dow Chemical (US), Olin Corporation (US), Westlake Chemical (US), Shin-Etsu Chemical (JP), Solvay (BE), BASF (DE), AkzoNobel (NL), Tosoh Corporation (JP), INEOS (GB) **Report ID:** MRFR/CnM/12050-HCR · **Pages:** 111 · **Author:** Chitranshi Jaiswal · **Last Updated:** July 29, 2026 **URL:** https://www.marketresearchfuture.com/reports/us-chlor-alkali-market-13575 --- ## Market Summary ## **US Chlor Alkali Market Overview** The US Chlor Alkali Market Size was estimated at 6.95 (USD Billion) in 2023. The US Chlor Alkali Industry is expected to grow from 7.9(USD Billion) in 2024 to 15.5 (USD Billion) by 2035. The US Chlor Alkali Market CAGR (growth rate) is expected to be around 6.319% during the forecast period (2025 - 2035). ### **Key US Chlor Alkali Market Trends Highlighted** The US Chlor Alkali Market is experiencing significant trends, driven primarily by the growing demand for chlorine and caustic soda in various applications such as water treatment, chemical manufacturing, and the production of plastics. The shift towards sustainable and eco-friendly practices is pushing the industry to adopt more efficient production methods, including the use of membrane cell technology, which reduces energy consumption and waste. Additionally, there is an increasing emphasis on the circular economy, where by-products from chlor-alkali processes are repurposed for other uses, fostering a more resource-efficient industry. Opportunities within the US market are also expanding, particularly in sectors like healthcare and sanitation, where the need for disinfectants and sanitizing products has surged.The rising awareness of water quality and the importance of safe drinking water is encouraging municipalities to invest in chlorination technologies, further driving the demand for chlorine. Moreover, as industries aim to comply with stringent environmental regulations, there is room for innovation in production techniques and materials that enhance sustainability. Recently, the US Chlor Alkali Market has seen a significant trend toward consolidation, as companies seek to improve their competitive edge and operational efficiency. Mergers and acquisitions are becoming more common as firms look to enhance their market presence and address the challenges of fluctuating raw material prices.Furthermore, the rise of domestic production capabilities, spurred by initiatives to reduce dependence on imports, is reshaping the competitive landscape in the US. This trend aligns with national goals to bolster local manufacturing and create jobs, making it an essential factor in the future of the chlor-alkali industry in the US. Source: Primary Research, Secondary Research, _Market Research Future_ Database and Analyst Review ## **US Chlor Alkali Market Drivers** Increasing Demand for Water Treatment Chemicals One of the primary drivers for the US Chlor Alkali Market Industry is the escalating demand for water treatment chemicals. The United States Environmental Protection Agency has reported that around 40 percent of the country's rivers and streams do not fully support their designated uses, highlighting the critical need for effective water treatment solutions. Chlor alkali products, such as chlorine and sodium hypochlorite, play a crucial role in disinfection processes.As the population in urban areas grows, the demand for safe and clean drinking water intensifies, directly impacting the growth of the Chlor Alkali Market. With the growing emphasis on water quality and safety, companies like The Dow Chemical Company and Olin Corporation are likely to initiate new projects to expand their capacities in water treatment chemicals, thereby driving market growth. Rising Demand from the Chemical Industry The US Chlor Alkali Market Industry is heavily influenced by the increasing demand from the chemical industry, which utilizes chlor alkali products as essential raw materials. According to the American Chemistry Council, the US chemical production is projected to grow at an annual rate of 2.9 percent over the next several years. Chlor alkali products, such as caustic soda and hydrochloric acid, are crucial in production processes, including petrochemicals, plastics, and pulp and paper.The expansion of the chemical manufacturing sector is expected to boost the demand for chlor alkali products, providing a significant impetus for market growth. Notable players like Westlake Chemical Corporation are expanding their production facilities to meet this growing demand. Innovations in Chlor Alkali Manufacturing Processes Technological advancements in chlor alkali manufacturing processes are serving as a crucial driver for the US Chlor Alkali Market Industry. The introduction of advanced electrolysis methods is enhancing the efficiency and environmental sustainability of chlor alkali production. According to the U.S. Department of Energy, newer electrolysis technologies can potentially reduce energy consumption by up to 30 percent compared to conventional methods. This shift toward more sustainable production methods aligns with the growing regulatory focus on environmental protection and energy efficiency, making the chlor alkali sector more competitive.Companies such as Nouryon are actively investing in Research and Development to innovate their production processes, demonstrating the importance of technology in market growth. Regulatory Support for Sustainable Practices The US Chlor Alkali Market Industry is also benefitting from increasing regulatory support for sustainable industrial practices. The Environmental Protection Agency and other regulatory bodies are implementing stricter guidelines that encourage the use of eco-friendly processes and materials. By 2030, the EPA's National Water Program plans to reduce water pollution from industrial sources by 30%, prompting companies to adopt chlor alkali products that align with these sustainability goals.This regulatory push not only supports the chlor alkali sector but also incentivizes manufacturers to innovate, potentially leading to market growth as companies comply with new standards. With industry leaders like Ecolab advocating for sustainable chemicals, the market will likely see a positive impact from these governmental initiatives. ## **US Chlor Alkali Market Segment Insights** ### **Chlor Alkali Market Application Insights** The Application segment of the US Chlor Alkali Market demonstrates a diverse and strategically vital role in various industries. Chlorine, a significant chemical in this segment, is widely utilized for water treatment, disinfectants, and the production of various organic and inorganic compounds. Its importance is underscored by the increasing need for clean water supply and sanitation, which has seen a surge in demand from both municipal and industrial applications across the United States. Similarly, Caustic Soda plays a critical role in several sectors, including food processing, textiles, and pulp and paper production.Given its versatile nature, Caustic Soda is essential in processes such as soap production, chemical manufacturing, and mineral processing, further solidifying its position in the Chlor Alkali Market. The market growth within this segment is driven by expanding applications and heightened awareness surrounding health and environmental standards. As a result, companies are increasingly investing in technology and processes that enhance the efficiency of chlorine and caustic soda in their respective usages. However, challenges such as health regulations and environmental impacts of production methods persist, leading to a continuous need for innovation within the industry.Opportunities abound as manufacturers explore alternatives and more sustainable practices, which align with modern environmental narratives. The US Chlor Alkali Market segmentation emphasizes the critical importance of the Application segment as it continues to evolve while addressing these challenges and adapting to meet market demands. The projected growth rates indicate a healthy market landscape where Chlorine and Caustic Soda will remain central to advancements across various application domains. Source: Primary Research, Secondary Research, _Market Research Future_ Database and Analyst Review ### **US Chlor Alkali Market Key Players and Competitive Insights** The US Chlor Alkali Market is characterized by a dynamic competitive landscape influenced by various economic factors, technological advancements, and regulatory frameworks. Key players in this industry are engaged in the production of essential chemicals like chlorine, caustic soda, and soda ash, which are vital across multiple sectors including bleach production, water treatment, and chemical manufacturing. The competition is shaped by the efficient management of resources, cost-effective production techniques, and the ability to adapt to market demands and environmental regulations. Continuous innovation, strategic partnerships, and a focus on sustainability also play crucial roles in determining market leadership and the competitiveness of various manufacturers within the industry.Chemours has established a strong presence in the US Chlor Alkali Market through its diverse range of high-quality products and advanced manufacturing processes. The company is recognized for its commitment to innovation and sustainability, positioning itself as a leader in chlor-alkali production. Chemours benefits from its operational efficiencies, high product purity levels, and a well-developed distribution network that ensures timely delivery to customers across various industries. The company also places a significant emphasis on environmental stewardship, striving to reduce emissions and improve the sustainability of its operations, which enhances its competitive edge in the market. Additionally, Chemours actively engages in research and development to expand its product portfolio and meet the evolving needs of its clients in the chlor alkali sector.Westlake Chemical plays a pivotal role in the US Chlor Alkali Market, leveraging its robust production capabilities and comprehensive suite of products. The company specializes in producing chlorine and caustic soda, which are critical for various applications in industries such as agriculture, water treatment, and pharmaceuticals. Westlake's strengths lie in its strong operational footprint and strategic mergers and acquisitions that have enhanced its capabilities and market reach. This integration of operations has allowed Westlake to achieve economies of scale and improve production efficiencies. The company’s commitment to quality and reliability ensures a steady supply of products to its customers. Westlake's focus on innovation and expansion also underpins its strategy to maintain market leadership, while its sustainable practices align with contemporary demand for environmentally friendly solutions in chemical manufacturing. ### **Key Companies in the US Chlor Alkali Market Include** ## **US Chlor Alkali Market Industry Developments** Recent developments in the US Chlor Alkali Market have highlighted significant activities and trends impacting industry dynamics. In October 2023, Chemours announced plans to expand its production capacity in response to increasing demand for caustic soda and chlorine, reflecting robust market growth. Westlake Chemical experienced a remarkable increase in its stock valuation, partially driven by competitive pricing strategies and efficient production processes. Occidental Petroleum has also focused on sustainability initiatives, aligning its operations with environmental regulations. Notably, BASF confirmed its divestment from certain non-core assets, enhancing its strategic positioning within the market. In terms of mergers and acquisitions, Shin-Etsu Chemical acquired Axiall Corporation in July 2022 to strengthen its product portfolio in the chlor alkali segment. Furthermore, Formosa Plastics and LyondellBasell announced plans for joint ventures to leverage synergies in production technologies. Over the last two to three years, the chlor alkali market has witnessed fluctuations primarily due to raw material price changes and regulatory shifts, notably influencing companies like Olin Corporation and Dow. The outlook for the US Chlor Alkali Market remains optimistic as companies adapt to changing requirements and consumer demands. ## **US Chlor Alkali Market Segmentation Insights** ### **Chlor Alkali Market Application****Outlook** ## Market Drivers ### Expansion of End-Use Industries The chlor alkali market is significantly influenced by the expansion of end-use industries such as construction, automotive, and electronics. The construction sector, in particular, is projected to grow at a rate of 5% annually, leading to increased demand for materials like PVC, which relies heavily on chlorine. This growth in end-use industries is expected to bolster the chlor alkali market, as manufacturers strive to meet the rising requirements for chlorine and caustic soda. The automotive industry's shift towards electric vehicles also presents new opportunities for chlor alkali products in battery manufacturing. ### Rising Demand for Chlorine Derivatives The chlor alkali market is experiencing a notable increase in demand for chlorine derivatives, which are essential in various applications such as water treatment, pharmaceuticals, and agrochemicals. The market for chlorine derivatives in the US is projected to grow at a CAGR of approximately 4.5% from 2025 to 2030. This growth is driven by the increasing need for safe drinking water and the rising awareness of hygiene and sanitation. As a result, the chlor alkali market is likely to benefit from this trend, as manufacturers ramp up production to meet the escalating demand for chlorine-based products. ### Advancements in Production Technologies The chlor alkali market is witnessing advancements in production technologies that enhance efficiency and reduce environmental impact. Innovations such as membrane cell technology are becoming increasingly prevalent, allowing for lower energy consumption and reduced emissions. These advancements are likely to improve the competitiveness of the chlor alkali market, as companies adopt more sustainable practices. Furthermore, the potential for cost savings through improved production methods may lead to increased profitability for manufacturers, thereby stimulating further investment in the sector. ### Increased Focus on Water Treatment Solutions The chlor alkali market is poised to benefit from the heightened focus on water treatment solutions across the US. With the growing concerns regarding water quality and safety, municipalities are investing in advanced water treatment technologies that utilize chlorine for disinfection. The market for water treatment chemicals is expected to reach $10 billion by 2027, indicating a robust growth trajectory. This trend suggests that the chlor alkali market will play a crucial role in providing the necessary chemicals for effective water treatment, thereby enhancing public health and safety. ### Growing Regulatory Support for Chemical Safety The chlor alkali market is benefiting from growing regulatory support aimed at enhancing chemical safety and environmental protection. Recent initiatives by the Environmental Protection Agency (EPA) emphasize the need for safer chemical processes and products. This regulatory landscape is likely to drive innovation within the chlor alkali market, as companies seek to comply with stringent safety standards. The potential for increased funding and support for research into safer alternatives may also emerge, fostering a more sustainable approach to chemical manufacturing. ## Future Outlook The chlor alkali market is projected to grow at a 6.04% CAGR from 2025 to 2035, driven by increasing demand in various industries and technological advancements. **New opportunities:** - Expansion of membrane cell technology for enhanced efficiency - Development of sustainable chlorine production methods - Investment in automated chemical handling systems for safety and efficiency By 2035, the chlor alkali market is expected to achieve robust growth and increased market share. ## Segment Insights ### By Application: Chemical Manufacturing (Largest) vs. Water Treatment (Fastest-Growing) In the US chlor alkali market, the application segment is diverse, with Chemical Manufacturing commanding the largest share. This sector heavily relies on chlor alkali products for various chemical processes, making it a critical component of the market. Other segments such as Water Treatment, Pulp and Paper, Textile Processing, and Food Processing are also significant, with each contributing uniquely to the overall market dynamics. Among these, Chemical Manufacturing stands out as a key driver due to its extensive use of chlor alkali products. Conversely, Water Treatment is emerging as the fastest-growing segment, driven by increased environmental regulations and the rising demand for safe drinking water. The growing concerns over water quality, coupled with urbanization and population growth, are fueling investments in water treatment facilities. This trend is expected to accelerate the adoption of chlor alkali products in this application, underscoring its importance in the chlor alkali market. Chemical Manufacturing (Dominant) vs. Textile Processing (Emerging) Chemical Manufacturing represents the dominant force within the US chlor alkali market due to its extensive use of chlorine and caustic soda in producing a variety of chemicals and intermediates. This segment's established infrastructure and established customer base create substantial barriers to entry for emerging competitors. On the other hand, Textile Processing is considered an emerging application that is beginning to leverage chlor alkali products for improved dyeing and finishing processes. As environmental standards become stricter, the industry is shifting toward more eco-friendly processing techniques, creating opportunities for innovation and growth in this sector. Both segments reflect the broader trend of sustainability, with manufacturers looking for ways to reduce their environmental impact while maintaining efficiency. ### By End Use: Industrial (Largest) vs. Agricultural (Fastest-Growing) In the US chlor alkali market, the end use segment is primarily dominated by industrial applications, with significant consumption from various industries such as chemical manufacturing, textiles, and pulp and paper. The industrial segment remains the largest contributor to market share, driven by a continuous demand for chlorine and its derivatives across these key sectors. Meanwhile, the agricultural segment is on the rise, benefiting from the increasing need for fertilizers and crop protection chemicals that utilize chlor alkali products. This unique distribution showcases the dependence on industrial activities while also highlighting emerging opportunities in agriculture. Growth trends in the US chlor alkali market by end use indicate a robust expansion in agricultural applications, often driven by technological advancements in agricultural practices and rising global food demand. The residential and commercial applications, while present, are relatively smaller and are experiencing moderate growth. Factors such as regulatory support for sustainable farming and increased focus on crop yields are likely to propel the agricultural segment, making it the fastest-growing area within the market, positioned to capture greater market share in the coming years. Industrial (Dominant) vs. Agricultural (Emerging) The industrial end use segment of the US chlor alkali market is characterized by its strong reliance on chlor-alkali products for the production of various essential chemicals, including caustic soda and chlorine. This segment is heavily integrated into established industries such as paper, textiles, and chemicals, which serve as key drivers for continuous demand. The scale of operations and well-entrenched supply chains reinforce the industrial segment's dominance, making it a cornerstone of the chlor alkali market. Conversely, the agricultural segment is emerging, spurred by innovations in agricultural chemical technologies and increasing awareness of sustainable farming practices. This segment is gaining traction as farmers increasingly turn to high-efficiency fertilizers and crop protection methods that incorporate chlor alkali derivatives, thus representing a growing segment that is poised for substantial future growth. ### By Product Type: Sodium Hydroxide (Largest) vs. Chlorine (Fastest-Growing) In the US chlor alkali market, sodium hydroxide holds a significant market share, being widely utilized in various applications such as manufacturing, textiles, and food processing. Following closely is chlorine, which plays a critical role in water treatment and sanitation processes. Sodium chlorate is also present but at a relatively smaller scale, primarily focused on applications like herbicides, pulp bleaching, and textile processing. Hydrochloric acid, while important, ranks lower in terms of share compared to the other segment values. Sodium Hydroxide: Dominant vs. Chlorine: Emerging Sodium hydroxide remains the dominant product in the chlor alkali market due to its extensive use across industries, including chemical manufacturing, water treatment, and food production. Its role as a key building block in numerous chemical processes solidifies its market position. Conversely, chlorine is emerging as a fast-growing product, driven by increased demand for water purification and sanitation solutions. The rise in environmental regulations has spurred demand for chlorine-based products, making it crucial in maintaining public health and safety, ultimately elevating its market significance in recent years. ### By Technology: Membrane Cell (Largest) vs. Mercury Cell (Fastest-Growing) In the US chlor alkali market, the membrane cell technology accounts for the largest portion of market share, significantly outpacing both diaphragm and mercury cell technologies. This dominance is primarily attributed to its superior energy efficiency and lower environmental impact compared to traditional processes. The mercury cell process, while historically significant, has seen a decline in use due to increasing regulatory pressures and rising environmental concerns. Conversely, the diaphragm cell technology is also notable but lags behind membrane technology in overall adoption and market share. Technology: Membrane Cell (Dominant) vs. Diaphragm Cell (Emerging) The membrane cell technology stands out as the dominant segment in the US chlor alkali market, recognized for its efficiency and environmental sustainability. Membrane cells utilize ion-selective membranes, reducing energy consumption without compromising production quality. In contrast, the diaphragm cell technology is considered an emerging alternative, providing a cost-effective solution but less efficient than membrane cells. While diaphragm cells can be beneficial for certain applications, their slower uptake compared to membrane cells highlights the latter’s position as the future of chlor alkali production in the US, making them more favorable among manufacturers seeking sustainable practices. ## Competitive Benchmarking The chlor alkali market is characterized by a competitive landscape that is increasingly shaped by innovation, sustainability initiatives, and strategic partnerships. Key players such as Dow Chemical (US), Olin Corporation (US), and Westlake Chemical (US) are actively pursuing strategies that emphasize operational efficiency and technological advancement. Dow Chemical (US) has positioned itself as a leader in sustainable practices, focusing on reducing carbon emissions and enhancing product offerings through innovative chemical processes. Olin Corporation (US) appears to be concentrating on expanding its production capabilities, particularly in the context of increasing demand for chlorine and caustic soda, which are essential for various industrial applications. Westlake Chemical (US) is also enhancing its market presence through strategic acquisitions and investments in digital transformation, which collectively contribute to a dynamic competitive environment.The business tactics employed by these companies include localizing manufacturing to reduce transportation costs and optimizing supply chains to enhance responsiveness to market demands. The market structure is moderately fragmented, with several key players exerting influence over pricing and supply dynamics. This fragmentation allows for competitive maneuvering, as companies seek to differentiate themselves through unique value propositions and operational efficiencies. In October Dow Chemical (US) announced a partnership with a leading renewable energy firm to develop a new facility aimed at producing chlorine using sustainable energy sources. This strategic move underscores Dow's commitment to sustainability and positions the company to meet the growing demand for eco-friendly chemical production. The facility is expected to reduce operational costs while enhancing the company's reputation as a leader in sustainable practices. In September Olin Corporation (US) completed the acquisition of a regional competitor, which significantly expanded its production capacity and market reach. This acquisition is likely to enhance Olin's competitive edge by allowing for greater economies of scale and improved supply chain efficiencies. The integration of the acquired operations is anticipated to streamline processes and bolster Olin's position in the chlor alkali market. In August Westlake Chemical (US) launched a new digital platform aimed at optimizing its supply chain management. This initiative is expected to enhance operational transparency and improve customer engagement, thereby solidifying Westlake's competitive position. The platform leverages advanced analytics and AI to forecast demand more accurately, which could lead to reduced inventory costs and improved service levels. As of November the chlor alkali market is witnessing trends that emphasize digitalization, sustainability, and the integration of AI technologies. Strategic alliances are increasingly shaping the competitive landscape, as companies recognize the value of collaboration in achieving shared sustainability goals. Looking ahead, competitive differentiation is likely to evolve from traditional price-based competition to a focus on innovation, technological advancements, and supply chain reliability. This shift suggests that companies that prioritize these areas will be better positioned to thrive in an increasingly complex market. ## Recent News & Developments Recent developments in the US Chlor Alkali Market have highlighted significant activities and trends impacting industry dynamics. In October 2023, Chemours announced plans to expand its production capacity in response to increasing demand for caustic soda and chlorine, reflecting robust market growth. Westlake Chemical experienced a remarkable increase in its stock valuation, partially driven by competitive pricing strategies and efficient production processes. Occidental Petroleum has also focused on sustainability initiatives, aligning its operations with environmental regulations. Notably, BASF confirmed its divestment from certain non-core assets, enhancing its strategic positioning within the market. In terms of mergers and acquisitions, Shin-Etsu Chemical acquired Axiall Corporation in July 2022 to strengthen its product portfolio in the chlor alkali segment. Furthermore, Formosa Plastics and LyondellBasell announced plans for joint ventures to leverage synergies in production technologies. Over the last two to three years, the chlor alkali market has witnessed fluctuations primarily due to raw material price changes and regulatory shifts, notably influencing companies like Olin Corporation and Dow. The outlook for the US Chlor Alkali Market remains optimistic as companies adapt to changing requirements and consumer demands. ## Report Scope | MARKET SIZE 2024 | 9.7(USD Billion) | | --- | --- | | MARKET SIZE 2025 | 10.29(USD Billion) | | MARKET SIZE 2035 | 18.5(USD Billion) | | COMPOUND ANNUAL GROWTH RATE (CAGR) | 6.04% (2025 - 2035) | | REPORT COVERAGE | Revenue Forecast, Competitive Landscape, Growth Factors, and Trends | | BASE YEAR | 2024 | | Market Forecast Period | 2025 - 2035 | | Historical Data | 2019 - 2024 | | Market Forecast Units | USD Billion | | Key Companies Profiled | Dow Chemical (US), Olin Corporation (US), Westlake Chemical (US), Shin-Etsu Chemical (JP), Solvay (BE), BASF (DE), AkzoNobel (NL), Tosoh Corporation (JP), INEOS (GB) | | Segments Covered | Application | | Key Market Opportunities | Advancements in sustainable production methods enhance growth potential in the chlor alkali market. | | Key Market Dynamics | Regulatory shifts and technological advancements drive innovation and competition in the chlor alkali market. | | Countries Covered | US | ## Frequently Asked Questions **Q: What is the current valuation of the US chlor alkali market as of 2024?** A: The US chlor alkali market was valued at 9.62 USD Billion in 2024. **Q: What is the projected market valuation for the US chlor alkali market in 2035?** A: The market is projected to reach 19.24 USD Billion by 2035. **Q: What is the expected CAGR for the US chlor alkali market during the forecast period 2025 - 2035?** A: The expected CAGR for the US chlor alkali market during 2025 - 2035 is 6.5%. **Q: Which companies are the key players in the US chlor alkali market?** A: Key players include Olin Corporation, Dow Inc., Westlake Chemical Corporation, and Koch Industries, among others. **Q: What are the main applications of chlor alkali products in the US market?** A: Main applications include Chemical Manufacturing, Water Treatment, and Pulp and Paper, with valuations of 3.84, 2.88, and 1.44 USD Billion respectively in 2024. **Q: How does the chlor alkali market perform in the industrial sector?** A: In 2024, the industrial sector accounted for 3.84 USD Billion, with projections indicating growth to 7.68 USD Billion by 2035. **Q: What is the valuation of sodium hydroxide in the US chlor alkali market?** A: Sodium hydroxide was valued at 3.0 USD Billion in 2024, with expectations to reach 6.0 USD Billion by 2035. **Q: What technology types are utilized in the US chlor alkali market?** A: The market employs technologies such as Membrane Cell, Diaphragm Cell, and Mercury Cell, with valuations of 3.84, 2.88, and 2.9 USD Billion respectively in 2024. **Q: What is the valuation of the agricultural segment in the US chlor alkali market?** A: The agricultural segment was valued at 1.92 USD Billion in 2024, with projections suggesting it could reach 3.84 USD Billion by 2035. **Q: How does the residential sector contribute to the US chlor alkali market?** A: The residential sector contributed 1.44 USD Billion in 2024, with expectations of growth to 2.88 USD Billion by 2035. --- *This Markdown endpoint is provided for AI systems and LLM crawlers. For the full interactive report visit https://www.marketresearchfuture.com/reports/us-chlor-alkali-market-13575*