Analytical Potentiality of Computer - Controlled Background Correction with Electrothermal Atomic Emission Spectrometry : Determination of Copper in Milk Powder
Author(s) -
Baghdad Science Journal
Publication year - 2004
Publication title -
baghdad science journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.167
H-Index - 6
eISSN - 2411-7986
pISSN - 2078-8665
DOI - 10.21123/bsj.1.2.280-288
Subject(s) - monochromator , copper , analytical chemistry (journal) , detection limit , chemistry , calibration , mass spectrometry , atomic spectroscopy , microcomputer , materials science , chromatography , metallurgy , spectroscopy , optoelectronics , physics , computer science , wavelength , telecommunications , chip , quantum mechanics
A fully automatic electrothermal atomic emission spectrometry (ETA-AES) is described. This system is based on an echelle monochromator modified for wave¬length modulation which is completely controlled by microcomputer . The advantages of the system in atomic spectrometry have been discussed . Aspects of the analytical performances such as calibration ? dection limit, precision , and recovery for copper are considered . This system is applied for routine determination of copper in commercial powdered mill? by slurr>' atomization versus aqueous atomization techniques.
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