The Global Carbonyl Sulfide Hydrolyzing Agent Market was valued at US$ 4450 Million in 2025 and is projected to reach US$ 7233 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 7.4% during the forecast period. This robust growth is being driven by stringent environmental regulations, increasing demand for cleaner fuels, and the expansion of the petrochemical and coal chemical industries globally. Carbonyl sulfide (COS) hydrolyzing agents, which use activated alumina as a carrier with alkaline active components, are essential for purifying industrial gases by removing this corrosive and toxic sulfur compound.

As industries worldwide intensify their focus on operational safety, equipment protection, and meeting emission standards, the role of high-performance gas purification solutions becomes paramount. In this blog, we profile the Top 10 Companies in the Carbonyl Sulfide Hydrolyzing Agent Industry—a mix of specialized chemical manufacturers, catalyst giants, and technology providers shaping the future of industrial gas treatment.

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🔟 1. AlzChem Group AG

Headquarters: Trostberg, Germany
Key Offering: Specialty Chemicals, Fine Chemicals, COS Hydrolyzing Agents

AlzChem is a leading global manufacturer of specialty chemicals with a strong portfolio in nitrogen and calcium carbide-based products. Their expertise in chemical synthesis positions them as a key supplier of high-purity hydrolyzing agents used in gas purification processes across refineries and chemical plants.

Innovation & Market Focus:

• Focus on high-activity, long-life催化剂 formulations
• Strong R&D in sulfur removal technologies
• Global supply chain serving European and Asian markets

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9️⃣ 2. SMS Group GmbH

Headquarters: Düsseldorf, Germany
Key Offering: Plant Engineering, Process Technology, Gas Purification Solutions

SMS Group is a renowned plant engineering and mechanical engineering company. While not a direct chemical manufacturer, it is a pivotal player through its provision of integrated gas treatment plants that utilize specialized hydrolyzing agents, offering end-to-end solutions from design to operation.

Innovation & Market Focus:

• Integrated solutions for coke oven gas and syngas purification
• Expertise in automating and optimizing hydrolyzing agent dosing systems
• Strong presence in the metals and mining sector

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8️⃣ 3. Johoku Chemical Co., Ltd.

Headquarters: Fukuoka, Japan
Key Offering: Desulfurization Catalysts, COS Hydrolysis Catalysts

Johoku Chemical is a Japanese specialist in catalysts for environmental protection and chemical processes. The company has developed advanced hydrolyzing agents renowned for their high efficiency and stability under varying process conditions in natural gas and syngas streams.

Innovation & Market Focus:

• High-performance catalysts for low-temperature applications
• Custom formulations for specific industrial gas compositions
• Significant market share in the Asia-Pacific region

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7️⃣ 4. XGChem

Headquarters: Xi’an, China
Key Offering: Chemical Adsorbents, Purification Agents, Molecular Sieves

XGChem is a prominent Chinese manufacturer focused on adsorption and purification materials. The company produces a range of hydrolyzing agents tailored for the removal of COS and other sulfur compounds, serving the rapidly growing domestic coal chemical and natural gas industries.

Innovation & Market Focus:

• Cost-effective solutions for large-scale industrial applications
• Focus on improving adsorption capacity and regeneration cycles
• Strategic partnerships with major Chinese energy companies

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6️⃣ 5. Tecnosulfur S.r.l.

Headquarters: Busto Arsizio, Italy
Key Offering: Sulfur Recovery Catalysts, Gas Treating Chemicals

Tecnosulfur is an Italian company specializing in technologies and chemicals for sulfur recovery units (SRUs) and associated gas treatment processes. Their hydrolyzing agents are designed to work seamlessly within Claus process units to improve overall sulfur recovery efficiency.

Innovation & Market Focus:

• Catalysts that enhance COS and CS₂ conversion in SRUs
• Solutions for minimizing sulfur emissions and meeting Euro norms
• Strong technical service and support for refinery clients

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5️⃣ 6. Ube Material Industries, Ltd.

Headquarters: Tokyo, Japan
Key Offering: Fine Chemicals, Chemical Intermediates, Gas Purification Agents

Ube Material Industries, a subsidiary of Ube Corporation, is a major chemical producer with a diverse portfolio. The company manufactures high-purity chemicals used in gas treatment, including specialized agents for carbonyl sulfide hydrolysis in ammonia and hydrogen production plants.

Innovation & Market Focus:

• Development of thermally stable hydrolyzing agents
• Applications in hydrogen purification for fuel cells and refining
• Global distribution network leveraging Ube’s industrial reach

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4️⃣ 7. Carburos del Cinca S.L.

Headquarters: Huesca, Spain
Key Offering: Calcium Carbide, Acetylene, Derived Chemicals

Carburos del Cinca is a key European producer of calcium carbide and its derivatives. The company’s position in the carbide value chain provides it with the raw materials and chemical expertise to produce effective hydrolyzing agents used in various gas scrubbing and purification applications.

Innovation & Market Focus:

• Utilization of by-products for environmental applications
• Focus on the European market’s regulatory-driven demand
• Cost-competitive production from integrated manufacturing

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Carbonyl Sulfide Hydrolyzing Agent Market – View in Detailed Research Report

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3️⃣ 8. Beijing Haixin Energy Technology Co., Ltd.

Headquarters: Beijing, China
Key Offering: Energy Technology Solutions, Catalysts, Purification Agents

Beijing Haixin Energy Technology is a Chinese company focused on advanced materials and technologies for the energy sector. It develops and supplies hydrolyzing agents specifically designed for the challenging conditions found in China’s extensive coal-to-chemicals industry.

Innovation & Market Focus:

• Agents resistant to poisoning by other trace gas impurities
• Solutions for high-pressure syngas streams
• Close collaboration with domestic research institutes

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2️⃣ 9. Topsoe A/S

Headquarters: Lyngby, Denmark
Key Offering: Heterogeneous Catalysts, Technology Licensing, Process Design

Topsoe is a world leader in catalysis and surface science, providing catalysts and technologies for refining, chemical, and environmental applications. While renowned for its hydrotreating catalysts, Topsoe also offers sophisticated solutions for total sulfur removal, including COS hydrolysis, often as part of its licensed process technologies.

Innovation & Market Focus:

• High-activity catalysts integrated into proprietary process designs
• Focus on enabling the production of ultra-clean fuels and hydrogen
• Global technical service and catalyst management programs

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1️⃣ 10. Clariant AG

Headquarters: Muttenz, Switzerland
Key Offering: Catalysts, Adsorbents, Functional Minerals

Clariant is a global specialty chemicals company with a leading Catalyst business unit. It produces a wide range of catalysts for gas treatment, including highly effective hydrolyzing agents that help customers meet stringent sulfur specifications and improve the longevity of downstream equipment.

Innovation & Market Focus:

• Advanced catalyst supports for enhanced performance and durability
• Comprehensive portfolio for the entire gas purification train
• Strong commitment to sustainability and circular economy principles

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🌍 Outlook: The Future of Gas Purification Is Smarter and More Efficient

The carbonyl sulfide hydrolyzing agent market is evolving rapidly. While the core chemistry remains vital, the focus is shifting towards higher efficiency, longer service life, and integration with digital monitoring systems to optimize industrial processes and reduce total cost of ownership.

📈 Key Trends Shaping the Market:

• Development of multi-functional agents that remove COS along with other contaminants like H₂S and mercury
• Increasing demand from the hydrogen economy for ultra-pure hydrogen production
• Stricter global environmental regulations pushing for near-zero sulfur emissions
• Adoption of Industry 4.0 technologies for predictive maintenance of catalyst beds

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Carbonyl Sulfide Hydrolyzing Agent Market – View in Detailed Research Report

The companies listed above are not only supplying essential chemicals—they are enabling cleaner industrial operations and a more sustainable future for the energy and chemical sectors.