Cambridge Isotope Laboratories, Inc.

Cambridge Isotope Laboratories, Inc. (CIL) is the world's leading producer of stable isotopes and stable isotope-labeled compounds. With 400+ employees and labs in four countries, it specializes in labeling biochemical and organic compounds with stable (non-radioactive) isotopes of carbon, hydrogen, nitrogen, and oxygen. It offers 15,000+ labeled products for internal standards and API synthesis, including its ISOAPI-D™ deuterated intermediates brand. Subsidiary of Otsuka America.