Major Analytical Equipment

• Perkin Elmer 5000 atomic absorption spectrophotometer with graphite furnace and AS500 autosampler
  Flame and automated furnace atomic adsorbtion technique for major to trace element determination in liquids and digested plant and, sediments, rocks, and soils. (contact Paul Baker)

• Dionex 2010i Ion chromatograph
  Ion chromatographic analysis of anions in water and soil or sediemnt extracts. (contact Paul Baker)

• Phillips X-ray diffractometer
  Qualitative and quantitative determination of mineral phases in rocks, sediments, soils, and biological and articificial materials. (contact Paul Baker)

• Cameca CAMEBAX electron microprobe
  Micron-scale compositional analysis and element composition mapping. (contact Alan Boudreau)

• Two Finnigan MAT Delta Plus XL continuous flow mass spectrometer systems
  Measurement of isotopic ratios of light organic elements (C, H, O, N, and S)  (contact Rob Jackson )

• VG PlasmaQuad-3 inductively-coupled-plasma mass-spectrometer
  Analysis of low abundance trace cations including the rare earth elements and high field strength elements.  (contact Emily Klein)

• ARL-Fisons Spectraspan 7 direct current plasma (DCP) spectrometer
  Major- and high-abundance trace element cation analysis (contact Emily Klein)

• Shimadzu Model TOC-5000A
  Automated analysis of low levels of carbon in water.  Modified for CO2 levels above ambient. (contact Curt Richardson or Dan Richter)

• Lachat QuickChem 8000 flow injection analyzer 
  Automated analysis of nutrient(s) in soil, plant digests and water.(contact Curt Richardson or Dan Richter)

• Dionex 500 IC
  Automated ion chromatographic analysis of low levels of anions in water and soil extracts.(contact Curt Richardson or Dan Richter)

• Beckman LS 6500 scintillation system
  Automated analysis of radioisotopes in liquid scintillation cocktails.(contact Curt Richardson or Dan Richter)

• Varian 3400 Gas Chromatograph 
  Analysis of trace hydrocarbons from gas samples by capillary gas chromatography.(contact Curt Richardson or Dan Richter)

• ThermoQuest CE 1112 NC Soil Analyzer 
  Automated analysis of N and C in solid plant and soil material.(contact Curt Richardson or Dan Richter)

• Perkin Elmer 5100 Atomic Absorbtion spectrophotometer
  Automated flame and furnace atomic adsorbtion technique for trace element determination in liquids and digested plant and soil.(contact Curt Richardson or Dan Richter)

• EG&G Ortec Gamma and Alpha radiation spectrometer 
  Analysis of Cs-137 and Pb-210 isotopes in soil.(contact Curt Richardson or Dan Richter)

• Shimadzu BioSpec 1601 and Beckman DU-64 UV/Visible Spectrophotometer
  Manual photometric determination at high sensitivity.(contact Curt Richardson or Dan Richter)

• Metrohm 665 Dosimet auto-titrator
  For automatic precision titration measurements.(contact Curt Richardson or Dan Richter)

• GeoProbe 5400
  For hydraulic probing and sampling soil solid, water, and gas to > 30 m depth.(contact Curt Richardson or Dan Richter)

• Two scintillation alpha counters
  Used to measure low abundances of 224Ra and 223Ra activities (contact Avner Vengosh)

• Canberra gamma spectrometer with Broad Energy germanium detector.
  Used to measure gamma-emitting radionuclides (contact Avner Vengosh)