The global copper corrosion inhibitors market was valued at approximately USD 1.2 billion in 2024 (LinkedIn source) and ~USD 3.1 billion in 2023 (DataIntelo)—projected to grow to USD 1.8 billion by 2033 at ~5.2% CAGR, or USD 4.5 billion by 2032 at ~4.2% CAGR depending on segment definitions. In a broader sense, the global corrosion inhibitors market (including water‑soluble and coolant types) was valued at ~USD 8.9 billion in 2024, forecasting growth to USD 11.06 billion by 2030 at ~3.6% CAGR.