Some of the stable isotopes includes the vitamin isotopes, caffeine and metabolites, CertiMass, Fatty Acids, Immunosuppressants, Intermediates, Metabolomics, PET Precursors, Steroids, Thyroxine  and Toxins.



IsoSciences, an Entegris company, is a leading manufacturer and supplier of stable isotope labeled compounds used for internal standards, R&D, pharmaceuticals, and more. We offer a full range of products and services with over 1,000 catalog items and custom solution offerings that address complex quality and purity requirements.