The spent solvent purification adsorbents market was valued at USD 750.18 million in 2025 and is forecast to register a 9.4% CAGR between 2026 and 2036. In 2026, activated carbon holds 38.0% of adsorbent type sales, alcohols represent 34.0% within the solvent type segment and water removal accounts for 36.0% of the application category.