See also:

• Science: Chemistry: Nuclear Magnetic Resonance  (484)
• Science: Chemistry: Products and Services: Supplies  (25)
• Science: Physics: Instruments and Supplies  (120)
• Science: Technology: Energy: Nuclear  (246)

ACP Chemicals, Inc.  www.acpchem.com/e/catalogue-public.asp?qCategoryCode=17 A Canadian-based supplier of a wide range of stable isotopes along with other standard chemicals.

Advanced Materials Technologies Ltd,  www.isotope-amt.com AMT, supplies stable isotopes, deuterated solvents and high purity materials for medical and chemical research.

Alsachim  www.alsachim.com Supplier of stable labelled drugs and metabolites including custom synthesis of multilabelled building blocks.

American Radiolabeled Chemicals Inc.  www.arcincusa.com Offers more than 4,000 radiolabeled and unlabeled neurochemicals and biochemicals for life science research.

Aptochem  www.aptochem.com Specialists in radiosynthesis, compound synthesis, bioanalysis and in custom synthesis of reference standards. Also specialists in analytical chemistry, including calculation of isotopic distribution.

Center of Molecular Research  www.h2o18.com Representative of a Russian producer of Oxygen-18 water situated in Saint Petersburg

Chemgas  www.chemgas.com Chemgas supplies high purity rare gases and isotopically enriched gases.

CNL Scientific Resources, Inc.  www.cnlscientific.com A supplier of isotopes, metals, crystals and other engineered materials to manufacturers of pharmaceuticals and instruments.

CortecNet: Stable Isotopes  www.cortecnet.com/stable-isotopes Provides various stable isotope products including amino acids, fatty acids, carbohydrates, isotopic gases and metal isotopes.

Hartmann Analytic GmbH  www.hartmann-analytic.de Supplier of radio-labeled chemicals, products for radiation protection. Also offers labeling-services and custom synthesis.

Hyox18  www.hyox18.com Isotope O18 enriched water used to produce fluoro-deoxyglucose for PET.

Icon Services  www.iconisotopes.com Supplier of compounds labeled with stable isotopes.

International Isotope Society  www.intl-isotope-soc.org The IIS provides a forum for all chemists involved in radiochemical synthesis and analysis to obtain and share information outside of their immediate area of employment and expertise.

International Isotopes Clearing House, Inc.  www.iichinc.com Catalog listing of radioisotopes, 14C- and 3H-labeled compounds for medical research, 33P- and 125I- available.

Isoflex  www.isoflex.com Stable isotopes for use in science, medicine and industry from Russian producers.

IsoSciences  www.isosciences.com Custom stable isotope labeling and small scale organic synthesis including the preparation of metabolites and PET precursors and standards.

Isotec  www.sigmaaldrich.com/Area_of_Interest/Chemistry/Stable_Isotopes__ISOTE… A member of the Sigma-Aldrich family, manufacturer of stable isotope labeled compounds.

Martek Biosciences  www.martekbio.com Suppliers of isotopically enriched biochemicals.

MATRALAB: Radioactive Material Stock Control Application  www.matralab.com MATRALAB is an easy-to-use software to control all radioactive material at a facility. In Spanish and English.

MDS Nordion  www.mds.nordion.com Radioisotope technology used to prevent, diagnose and treat disease. Products and services include nuclear medicine, radiation therapy for cancer, irradiation sterilization and food irradiation.

Moravek Radiochemicals  www.moravek.com Manufacturer of tritium and carbon 14 labeled radiochemicals for AIDS and cancer research.

Omicron Biochemicals Inc.  www.omicronbio.com Supplier of single, multiple and uniform stable isotope labeled saccharides and nucleosides (13C, 2H, 15N, 18O).

PicoTrace  www.picotrace.de Equipment for trace element and isotope analysis.

RITVERC GmbH  www.ritverc.com A producer and worldwide supplier of radioisotope products for science, industry, and medicine. Product list includes radiation sources, labelled compounds, stable isotopes, and radiopreparations.

Sigma-Aldrich  www.sigmaaldrich.com/chemistry/stable-isotopes-isotec.html Suppliers of a wide range of isotopically-labeled products.

Spectra Gases  www.spectra-gases.com Specialty gases for high technology markets. Our core business is pure gases and gas mixtures for excimer lasers and lamps. Isotopic en-richment of gases for research.

STB Isotopes  www.stb-isotope.com Stable isotopes for science, medicine and industry, a list of some rare and unusual stable isotopes.

Techsnabexport  www.tenex.ru Supplier of Russian-produced radioisotopes and labeled compounds.

Trace Sciences International  www.tracesciences.com Supplier of stable isotopes including a complete range of enriched stable isotopes.

U.S. DOE Isotope Production and Distribution  www.ornl.gov/sci/isotopes/catalog.htm U.S. Department of Energy isotopes catalog. Quite an extensive list.

ViTrax Radiochemicals  www.vitrax.com Manufactures Tritium, Carbon-14, and Sulfur-35 radiolabeled products and offers custom radiosynthesis under cGMP.

Wellington Laboratories  www.well-labs.com Produces 12C and 13C halogenated reference standards of environmental concern, including chlorinated and brominated dioxins, furans, biphenyls and diphenyl ethers. Includes corporate and product details, online catalog and contacts.