The Metals Lab analyzes trace elements in water, soil/sediment, tissue, and filters at the part-per-billion (ppb) level, using EPA and NOAA methods. CESE’s most recent instrument is the Brooks Rand Model III CVAFS, purchased in FY2007.
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Instrumentation |
Use |
Analysis
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Perkin Elmer/Sciex Elan 6000 Inductively Coupled Plasma Mass Spectrometer (ICPMS)
Housed in a positive-pressure environment and supplied with HEPA-filtered air to minimize ambient contamination
| To determine elemental concentrations from a variety of matrices at trace levels |
| Perkin Elmer Optima 3300XL Inductively Coupled Plasma Optical Emission Spectrometer (ICP/OES) |
To determine elemental concentrations from a variety of matrices at routine and trace levels |
| Perkin Elmer FIMS Cold Vapor Atomic Absorption Spectrometer (CVAAS) |
To determine total mercury concentrations in soil/sediment, water, and tissue at routine levels |
| Perkin Elmer 5100 Graphite Furnace Atomic Absorption Spectrometer (GFAAS) |
To determine arsenic and other elements in various matrices at trace levels |
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Brooks Rand Model III Cold Vapor Atomic Fluorescence Spectrometer (CVAFS)
Housed in a clean room supplied with positive-pressure environment and supplied with HEPA-filtered air to minimize ambient contamination |
To determine both elemental and organic forms of mercury at extremely trace levels, using methods to determine total, reactive, and organic mercury in precipitation, leaf litter, blood and other tissues |
PSA Analytical Gas Chromatograph Atomic Fluorescence Spectrometer (GCAFS)
Housed in a clean room supplied with positive-pressure environment and supplied with HEPA-filtered air to minimize ambient contamination
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To determine both elemental and organic forms of mercury at extremely trace levels |
Sample Preparation |
Temperature-monitored, walk-in refrigeration room |
To store samples |
2 hot block digester Perchloric acid hood |
To perform various inorganic tests
To perform perchloric acid digestion |
| High-capacity 16-place rotary extractor |
To perform EPA-required batch extraction |
