A:
Ames Laboratory Chemical and Biological Sciences Program - Focuses on environmental sciences, fundamental interactions, and molecular processes [Department of Energy (DOE), Ames Laboratory (AMES)]

Argonne National Laboratory Chemistry Division - Provides strategic research at the frontiers of chemical sciences [Department of Energy (DOE), Argonne National Laboratory (ANL)]

B:
Brookhaven National Laboratory Scientific Research Facilities - Access information on Brookhaven's Scientific Research Facilities [Department of Energy (DOE), Brookhaven National Laboratory (BNL)]

C:
Center for Accelerator Mass Spectrometry (CAMS) - Provides links to examples of recent research performed by LLNL's Center for Accelerator Mass Spectrometry (CAMS) [Department of Energy (DOE), Lawrence Livermore National Laboratory (LLNL)]

Center for Microanalysis of Materials (CMM) - This user facility has a very broad spectrum of advanced analytical instrumentation for micro-chemical and microstructural characterization of materials [Department of Energy (DOE)]

Center for Sensor Materials (CSM) at Michigan State University - Focuses its research on materials, sensors, and sensing technology, with emphasis on vehicular sensing systems [National Science Foundation (NSF), Materials Research Science and Engineering Centers (MRSEC)]

ChemIDplus - Biomedical chemical dictionary [Department of Health and Human Services (HHS), National Inst. of Health (NIH), National Library of Medicine (NLM), Specialized Information Services (SIS)]

Chemical and Biological Radiological and Nuclear Defense Information and Analysis Center - Provides information on chemical and biological weapons research and threats. [Department of Defense (DOD), Department of the Army]

Chemistry - Research focuses on the science of surface analysis by developing new analytical methods and the development of novel synthetic materials [Department of Energy (DOE), Idaho National Laboratory (INL)]

F:
Field Analytic Technologies Encyclopedia (FATE) - Provides information about technologies that can be used in the field to characterize contaminated soil and ground water and monitor the progress of remedial efforts [Department of Defense (DOD), Department of the Army, U.S. Army Corps of Engineers (USACE)]

Forensic Science Center - Delivers a full range of forensic science capabilities to detect terrorism and illegal activities [Department of Energy (DOE), Lawrence Livermore National Laboratory (LLNL)]

N:
National Water Quality Laboratory (NWQL) - A full-service laboratory that specializes in environmental analytical chemistry and has a primary role to develop new analytical methods. Links to directory, publications, and standards [Department of the Interior, U.S. Geological Survey (USGS)]

P:
Physics - Conducts applied research to develop measurement systems, often with emphasis on hardened, noncontact sensors for field measurements, industrial process control, or insitu use [Department of Energy (DOE), Idaho National Laboratory (INL)]

R:
Reston Chlorofluorocarbon Laboratory - Site on the Chlorofluorocarbon Laboratory and its analytical services for CFCs, sulfur hexafluoride, dissolved gases including nitrogen, argon, methane, carbon dioxide, oxygen, and helium. [Department of the Interior, U.S. Geological Survey (USGS), Water Resources Division]

T:
TOXNET - Collection of databases covering toxicology, hazardous chemicals, and related areas [Department of Health and Human Services (HHS), National Inst. of Health (NIH), National Library of Medicine (NLM), Specialized Information Services (SIS)]

Thermodynamics of Enzyme-Catalyzed Reactions Database - Data published in the Journal of Physical and Chemical Reference Data (JPCRD) [Department of Commerce (DOC), National Institutes of Standards and Technology (NIST)]

X:
X-Com: Photon Cross Sections Database - Used to calculate photon cross sections for scattering, photoelectric absorption and pair production, as well as total attenuation coefficients, for any element, compound or mixture at energies from 1 keV to 100 GeV [Department of Commerce (DOC), National Institutes of Standards and Technology (NIST)]