The Global Water Purification Agent Market was valued at USD 25.8 Billion in 2024 and is projected to reach USD 38.2 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 6.2% during the forecast period (2024–2030). This robust growth is fueled by increasing water scarcity, stringent environmental regulations, and the expanding need for high-quality treated water across municipal, industrial, and agricultural sectors globally.

As the world grapples with water stress and pollution, the critical role of purification chemicals in ensuring safe water supplies has never been more pronounced. In this blog, we profile the Top 10 Companies in the Water Purification Agent Industry—a group of chemical giants, specialty solution providers, and innovators dedicated to advancing water treatment technologies and sustainability.

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🔟 1. Kemira OYJ

Headquarters: Helsinki, Finland
Key Offering: Coagulants, Flocculants, Scale & Corrosion Inhibitors, Biocides

Kemira is a global leader in water chemistry, providing a comprehensive portfolio of purification agents for municipal and industrial water treatment. The company specializes in high-performance coagulants and polymers that are essential for removing contaminants and ensuring water clarity and safety.

Sustainability & Innovation Initiatives:

• Development of bio-based and biodegradable coagulants

• Digital solutions for optimizing chemical dosing and reducing environmental footprint

• Committed to achieving carbon neutrality in operations by 2045

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9️⃣ 2. Solenis LLC

Headquarters: Wilmington, Delaware, USA
Key Offering: Scale Inhibitors, Corrosion Inhibitors, Coagulants, Biocides, Antifoams

Solenis is a leading global producer of specialty chemicals for water-intensive industries, including pulp and paper, oil and gas, and power generation. Their advanced formulations help improve water efficiency, reduce waste, and protect assets from scaling and corrosion.

Sustainability & Innovation Initiatives:

• Focus on water reuse and recycling technologies

• Partnerships with industrial clients to achieve zero liquid discharge (ZLD) goals

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8️⃣ 3. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Flocculants, Dispersants, Scale Inhibitors, Antifoaming Agents

BASF’s water chemicals division offers a wide range of products for treating process water, wastewater, and drinking water. Their expertise in polymer chemistry drives the development of efficient and sustainable solutions for complex water treatment challenges.

Sustainability & Innovation Initiatives:

• Investment in R&D for environmentally compatible water treatment polymers

• Integrated solutions that lower energy consumption in water treatment plants

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7️⃣ 4. Suez S.A.

Headquarters: Paris, France
Key Offering: Coagulants, Flocculants, Membrane Antiscalants, Activated Carbon, Sludge Treatment Agents

Suez is a world leader in water and waste management services, with a strong portfolio of proprietary chemical solutions. They provide end-to-end water treatment services, from chemical supply to full-scale plant operation, for municipalities and industries worldwide.

Sustainability & Innovation Initiatives:

• Pioneering circular economy models for water and resource recovery

• Development of smart chemical dosing systems using AI and IoT

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6️⃣ 5. SNF Floerger

Headquarters: Andrézieux-Bouthéon, France
Key Offering: Polyacrylamide-based Flocculants, Coagulants, Rheology Modifiers

SNF is the world’s largest producer of water-soluble polymers, specifically polyacrylamides used as flocculants in water and wastewater treatment. Their products are critical for solid-liquid separation processes in diverse applications, from mineral processing to municipal sludge dewatering.

Sustainability & Innovation Initiatives:

• Expansion of production capacity for eco-friendly flocculants

• Global network of manufacturing plants ensuring supply chain resilience

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5️⃣ 6. Dow Chemical Company

Headquarters: Midland, Michigan, USA
Key Offering: Ion Exchange Resins, Membrane Antiscalants, Reverse Osmosis Chemicals, Biocides

Dow’s Water Solutions segment is a key player in advanced separation and purification technologies. Their ion exchange resins and specialty chemicals are essential for producing high-purity water for power generation, microelectronics, and pharmaceuticals.

Sustainability & Innovation Initiatives:

• Innovations in membrane technology to reduce water and energy usage

• Commitment to advancing a circular economy through water recycling solutions

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4️⃣ 7. Ecolab Inc. (Nalco Water)

Headquarters: St. Paul, Minnesota, USA
Key Offering: Corrosion Inhibitors, Microbiocides, Scale Inhibitors, Coagulants, Flocculants

Ecolab, through its Nalco Water brand, is a global leader in water, hygiene, and infection prevention solutions. Their 3D TRASAR™ technology for cooling water and boiler systems provides real-time monitoring and control, optimizing chemical use and improving water efficiency for industrial clients.

Sustainability & Innovation Initiatives:

• Helping customers save over 206 billion gallons of water annually

• Data-driven solutions to reduce greenhouse gas emissions associated with water treatment

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3️⃣ 8. Solvay S.A.

Headquarters: Brussels, Belgium
Key Offering: Hydrogen Peroxide, Coagulants, Flocculants, Specialty Polymers

Solvay provides essential chemistries for water treatment, including hydrogen peroxide for disinfection and advanced oxidation processes. Their portfolio supports a wide range of applications, from municipal disinfection to industrial wastewater remediation.

Sustainability & Innovation Initiatives:

• Development of sustainable peroxide-based solutions for micropollutant removal

• Commitment to circular economy principles in product design and manufacturing

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Water Purification Agent Market – View in Detailed Research Report

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2️⃣ 9. Kurita Water Industries Ltd.

Headquarters: Tokyo, Japan
Key Offering: Scale Inhibitors, Corrosion Inhibitors, Coagulants, Biocides, Membrane Chemicals

Kurita is a leading water treatment specialist in Asia, offering advanced chemical solutions for boiler water, cooling water, and process water systems. Their focus on R&D has led to innovative products that address the unique challenges of high-tech industries and water-stressed regions.

Sustainability & Innovation Initiatives:

• Pioneering technologies for water reuse and resource recycling

• Active in developing solutions for managing PFAS and other emerging contaminants

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1️⃣ 10. Lonza Group AG

Headquarters: Basel, Switzerland
Key Offering: Broad-spectrum Biocides, Disinfectants, Algaecides, Preservatives

Lonza is a global leader in microbial control, providing essential biocides and disinfectants for maintaining water system hygiene. Their products are crucial for preventing biofouling in cooling towers, recreational water, and industrial process systems, ensuring operational efficiency and public health safety.

Sustainability & Innovation Initiatives:

• Development of faster-degrading, eco-friendly antimicrobial agents

• Investment in green chemistry to reduce the environmental impact of biocidal products

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Water Purification Agent Market – View in Detailed Research Report

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🌍 Outlook: The Future of Water Purification Agents Is Smarter and More Sustainable

The water purification agent market is undergoing a significant transformation. While conventional chemicals continue to dominate, the industry is rapidly embracing green chemistry, digitalization, and circular economy principles to meet evolving regulatory demands and sustainability goals.

📈 Key Trends Shaping the Market:

• Accelerated adoption of bio-based and biodegradable water treatment chemicals

• Stringent global regulations targeting micropollutants like PFAS and pharmaceuticals

• Integration of IoT and AI for smart dosing and real-time water quality monitoring

• Growing emphasis on water reuse and zero liquid discharge (ZLD) systems in water-stressed regions

Get Full Report Here:
Water Purification Agent Market – View in Detailed Research Report

The companies profiled above are not only supplying essential chemicals for global water security—they are at the forefront of developing the sustainable and intelligent water treatment solutions needed for a water-resilient future.