Global Market Trends of Water Treatment Chemicals

Under the dual pressure of global water shortage and tightening environmental regulations, the water treatment chemicals industry has entered a period of strategic development. The global market scale of water treatment chemicals is growing steadily, and the market structure, product types, and application fields are constantly changing. This article analyzes the global market trends of water treatment chemicals, providing a reference for industry development and enterprise decision-making.

The global water treatment chemicals market size is expected to exceed 420 billion US dollars in 2025, with a compound annual growth rate of 5.8% from 2024 to 2030. The Asia-Pacific region contributes more than 45% of the global demand, becoming the main growth engine of the market. North America and Europe maintain stable growth relying on technological upgrading. The market demand structure is undergoing significant differentiation: the municipal water treatment field maintains a moderate growth of 4.2%, while the industrial water treatment field shows a diversified explosion. The demand for chemicals in the power, metallurgy, and oil and gas extraction industries is growing at an annual rate of more than 7%.

Green water treatment chemicals have become the core growth point of the market. The global green water treatment chemicals market is expected to grow at a CAGR of 8% from 2026 to 2034, reaching 4.03 billion US dollars by 2034. The demand for special chemicals for ultra-pure water preparation in the electronic semiconductor industry is increasing, and the price premium of such products is 2.3 times that of conventional products. The application scale of chemicals for circulating cooling water systems in data centers reached 1.9 billion US dollars in 2025, a surge of 22% compared with 2024. The market for seawater desalination chemicals is expanding at a growth rate of 8.7%, with the Middle East becoming the largest incremental market. In terms of competition, multinational enterprises occupy the high-end market through technological patents and global supply chains, while regional enterprises focus on the mid-to-low-end market and customized solutions.