Determination of Lead and Cadmium in Foods by Graphite Furnace Atomic Absorption Spectroscopy
contributed by Perkin Elmer |
Determination of Lead and Cadmium in Foods by Graphite Furnace Atomic Absorption Spectroscopy
Background
Humans can be exposed to heavy metals through a variety of means, including consumption of contaminated food. Although heavy metals are usually present in foods at very low levels, longterm exposure can have negative health impacts. Two of the more important toxic elements that must be monitored are cadmium (Cd) and lead (Pb), which can enter food either through environmental processes or through contamination in processing and/or packaging. As a result, it is very important to accurately measure low levels of Cd and Pb in a variety of food matrices.
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