Chlorine Dioxide Market Size – By Application, By Form and Forecast, 2025- 2034

Chlorine Dioxide Market Size

The global chlorine dioxide market was valued at USD 1.1 billion in 2024 and is estimated to grow at a CAGR of over 5.8% from 2025 to 2034.
 

The market is experiencing significant growth driven by its increasing adoption across various industries, including water treatment, pulp and paper, healthcare, and food processing. Its effectiveness as a disinfectant and oxidizing agent, along with its ability to eliminate a wide range of microorganisms without forming harmful byproducts like trihalomethanes (THMs), has bolstered its demand, particularly in water purification.
 

Additionally, stringent environmental regulations and growing concerns over water quality and safety have further accelerated its utilization. Innovations in chlorine dioxide generation technologies and its expanding application in sanitization due to heightened hygiene awareness post-pandemic are expected to sustain its robust market growth in the coming years.
 

Chlorine Dioxide Market Trends

The chlorine dioxide industry is witnessing dynamic trends influenced by its versatility and rising demand across multiple industries. A key trend is the increasing reliance on chlorine dioxide for water treatment due to its superior efficacy in eliminating bacteria, viruses, and biofilm without producing harmful disinfection byproducts, aligning with stringent environmental regulations. In the healthcare sector, its use has surged for surface sterilization and infection control, driven by heightened hygiene awareness post-pandemic.
 

The food and beverage industry is adopting chlorine dioxide for its safe and effective role in sanitizing processing equipment and preserving product quality. Technological advancements in on-site chlorine dioxide generation systems are simplifying its application, reducing operational costs, and improving scalability. Additionally, there is a growing focus on its potential in odor control, gas treatment, and industrial wastewater management. Geographically, developing regions are seeing increased adoption due to the expansion of clean water infrastructure and stricter sanitation policies, while developed markets are emphasizing sustainable and eco-friendly solutions, further fueling growth.
 

Chlorine Dioxide Market Analysis

The chlorine dioxide industry is characterized by steady growth, driven by its critical applications in water treatment, disinfection, and industrial processes. The market is influenced by rising global concerns about water scarcity and quality, prompting investments in advanced disinfection technologies. Chlorine dioxide's unique chemical properties, such as its ability to disinfect without forming harmful byproducts, position it as a preferred choice in municipal and industrial water treatment facilities.
 

The pulp and paper industry remains a significant consumer, using chlorine dioxide in bleaching processes, while the healthcare and food sectors increasingly adopt it for sterilization and sanitization. Regional market dynamics vary, with developed economies focusing on sustainable and regulatory-compliant solutions, and emerging markets emphasizing infrastructure development for clean water access. Competition is driven by technological advancements in generation systems and the development of safer, more efficient delivery methods, ensuring its expanding adoption across diverse industries.
 

Based on application, the market is segmented industrial water treatment, food & beverages, medical, pulp & paper processing, oil & gas, oral care(mouthwash), aersoapce, eye care (eye drops), others (textile and agricultural). Industrial water treatment dominates the market by generating USD 503.1 million revenue in the year 2024. The industrial water treatment segment is the fastest-growing segment for chlorine dioxide due to the increasing demand for water purification and treatment processes across various industries. As water scarcity and pollution concerns intensify globally, there is a growing need for effective water treatment solutions. chlorine dioxide is widely used for disinfecting and purifying water in industrial applications, including municipal water treatment, cooling towers, and wastewater treatment. Its ability to efficiently control biofilm, bacteria, and other contaminants makes it a preferred choice. The segment is expected to experience significant growth driven by stricter environmental regulations, industrial expansion, and the rising demand for clean and safe water in both developed and emerging markets.
 

Based on form the market is segmented into gas, liquid, and solid. Gas segment hold a dominant market share of 42.9 % in 2024. The gas segment of the chlorine dioxide market is experiencing rapid growth due to its increasing demand in water treatment and disinfection applications. Chlorine dioxide gas is highly effective as a biocide, eliminating a wide range of microorganisms, including bacteria, viruses, and fungi, making it a preferred choice for municipal water purification, industrial wastewater treatment, and food processing sanitation. Its ability to operate effectively across a broad pH range and without forming harmful chlorinated byproducts, such as trihalomethanes (THMs), is driving adoption. Additionally, advancements in on-site generation technologies are enhancing its safety and efficiency, further fueling its use in industries seeking environmentally sustainable and regulatory-compliant disinfection solutions.
 

The U.S. market was valued at USD 308.3 million in 2024. In the U.S., The growth of the chlorine dioxide market in the U.S. is driven by several factors, including its increasing use in water treatment applications, particularly for municipal and industrial water purification. Chlorine dioxide is also gaining traction in industries such as paper and pulp, where it is used for bleaching, as well as in the healthcare sector for disinfection and sanitization purposes. Growing environmental concerns about water contamination and the need for more efficient, eco-friendly disinfecting solutions are also fueling the market's growth. Additionally, stringent regulations on water quality and rising awareness about the health risks of chlorine-based disinfectants contribute to the adoption of chlorine dioxide as a safer and more effective alternative.
 

In North America, the chlorine dioxide market is benefiting from similar drivers, particularly due to the expansion of water treatment infrastructure and the push towards sustainable industrial practices. The region has seen increased demand for chlorine dioxide in municipal water treatment plants, as well as in the oil and gas industry for chemical injection applications. North America also leads in research and development efforts to improve the efficiency and reduce the cost of chlorine dioxide generation. These factors, along with an expanding industrial base and government regulations aimed at improving water safety and reducing chemical exposure, position the North American market for steady growth in the coming years.
 

Chlorine Dioxide Market Share

The growth of the chlorine dioxide industry is being driven by several factors, particularly its expanding application across diverse industries such as water treatment, healthcare, paper and pulp, and food processing. Companies like Accepta, Bio-Cide International, CDG Environmental LLC, Dioxide Pacific, and Ecolab are capitalizing on the increasing need for effective and eco-friendly disinfectants. The rising concerns over water contamination and stringent environmental regulations are pushing demand for chlorine dioxide as an alternative to chlorine-based chemicals. Moreover, the market is benefiting from the growing awareness of chlorine dioxide’s efficiency in combating bacteria, viruses, and biofilms.
 

The demand for chlorine dioxide in industries such as oil and gas, where it is used for chemical injection and wastewater treatment, further supports market growth. Additionally, advancements in chlorine dioxide generation technologies, improving cost-effectiveness, and increasing government investments in water infrastructure are contributing to the market’s expansion. These factors, combined with a shift towards more sustainable and safer alternatives, ensure that the market will continue to grow in the coming years.
 

Chlorine Dioxide Market Companies

Major players operating in the chlorine dioxide industry are:

• Accepta
• Bio-Cide International
• CDG Environmental
• Dioxide Pacific
• Ecolab
• Evoqua
• Grundfos
• HES Water Engineers (India)
• Iotronic Elektrogerätebau
• ProMinent
• Scotmas
• Superior Plus
• Tecme Srl
• The Sabre Companies
• Vasu Chemicals
   

Chlorine Dioxide Industry News

• In May 2024, Lutz-Jesco presented a new chlorine dioxide system for water disinfection, designed to enhance water treatment efficiency. The innovative system aimed to improve disinfection performance while reducing chemical usage.
   
• In May 2021, global ingredient manufacturer Kemin Industries acquired Bio-cide International, Inc. in order to bolster its chlorine dioxide product offerings. In June 2021, De Nora and Grundfos entered into an agreement for De Nora to acquire 100% shares of ISIA S.p.A. The acquisition also includes the transfer of intellectual property of chlorine dioxide production technology. The process control expertise and patented submerged reactor design from ISIA is projected to complement the De Nora’s chlorine dioxide generation product line.
   

This chlorine dioxide market research report includes in-depth coverage of the industry with estimates & forecast in terms of revenue (USD Billion) & volume (Kilo Tons) from 2021 to 2034, for the following segments:

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Market, By Application

• Food & beverage
  • Meat disinfection
  • Fruits & vegetables disinfection
  • Canning, brewing & bottling disinfection
  • Other (seafood processing, baking industry) 
• Medical
• Pulp & paper processing
• Industrial water treatment
• Oil & gas
  • Fracking
  • Others (pipeline disinfection, cooling water treatment)
• Oral care
• Eyecare
• Aerospace
  • Toilet disinfection
  • Airline water systems
• Others (textile and agricultural)

Market, By Form

• Gas
• Liquid
• Solid

The above information is provided for the following regions and countries:

• North America
  • U.S.
  • Canada
• Europe
  • UK
  • Germany
  • France
  • Italy
  • Spain
  • Russia
• Asia Pacific
  • China
  • India
  • Japan
  • South Korea
  • Australia 
• Latin America
  • Brazil
  • Mexico 
• MEA
  • UAE
  • Saudi Arabia
  • South Africa