Basic Principles of Atomic Absorption and Atomic Emission ...

1 Basic Principles of Atomic Absorption and Atomic Emission Spectroscopy 2 Source Wavelength Selector Sample Detector Signal Processor Readout P Flame Atomic Emission Spectrometer 3 Flame Atomic Emission Spectrometer 4 Emission Techniques Type Method of Atomization Radiation Source Arc sample heated in an sample electric arc (4000-5000oC) Spark sample excited in a sample high voltage spark Flame sample solution sample aspirated into a flame (1700 3200 oC) Argon sample heated in an sample plasma argon plasma (4000-6000oC) 5 Flame and Plasma Emission Spectroscopy are based upon those particles that are electronically excited in the medium.

Graphite Furnace Atomic Absorption Spectrometry, GFAAS A technique to minimize dilution during atomization of the analyte prior to its determination with atomic absorption spectrometry A technique with more interferences than the more reliable flame atomization A technique with high sensitivity and very good

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  Atomic, Absorption, Spectrometry, Atomic absorption spectrometry, Of atomic absorption

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