BASF Environmental Catalyst and Metal Solutions ((ECMS), also known as BASF Catalysts. formerly BASF Automotive Catalysts and Recycling (ACR)) is a company that supplies environmental and process catalysts. Its products range from adsorbents to chemical catalysts, emissions control catalysts, air quality solutions, battery materials, temperature sensors, etc. The company offers expertise in the development of technologies that protect the air, produce fuels, and ensure the production of a variety of chemicals, plastics, and other products. BASF ECMS also provides precious metals procurement, sales, and other services.