Global industrial wastewater treatment chemical market is set to record sales of USD 16.2 billion in 2025 and further grow to USD 28.5 billion by 2035, registering a CAGR of 5.8% over the forecast period. Coagulants & flocculants are projected to hold 40% share in 2025, while industrial water treatment applications are expected to lead demand with 45% share.