Absorption spectrometry

Absorption spectrometry

A scientific procedure to determine chemical makeup of samples.
References in periodicals archive ?
Several analytical (atomic absorption spectrometry) as well as spectroscopic (UV-Vis spectrophotometry, EPR) methods have been applied to study the mechanism of the oxidation process of Mn(II) by an unknown factor produced during the microbial growth.
Spectrometer features: The Pulsar Metal Alloy Analyzer is a spectrometer that combines the solid-sampling capability of glow discharge with the specificity of atomic absorption spectrometry. It provides:
Although Inductively Couple Plasma spectrometry (ICP) has challenged atomic absorption spectrometry as the premier elemental analysis technique, AA has remained the most popular technique for basic analysis.
Serum and urine variables were determined during the last two weeks of each 90-day dietary period by standard methods using commercially available kits, ion specific electrodes or atomic absorption spectrometry. A p value less than 0.10 was considered significant.
The initial and final concentrations of the metal ions were determined by atomic absorption spectrometry. After each experiment, the copper ion retained in the column, was removed by using a solution with a 10% of nitric acid and the liberated copper was determined by absorption spectrometry.
If the atomic absorption spectrometry equipment fails, for example, the test tubes containing the samples are placed in a separate rack for manual testing."
The extracts are analysed for the micro-nutrients using the analytical method described in EN16963 - Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AES or EN 16965 - Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS).
Electrothermal vaporization-inductively coupled plasma-atomic emission spectrometry (ETV-ICP-AES), electrothermal vaporization-inductively coupled plasma-mass spectrometry (ETV-ICP-MS), electrothermal vaporization-inductively coupled plasma-optical emission spectrometry (ETV-ICP-OES) and electrothermal atomic absorption spectrometry (ETAAS) are widely used for the direct analysis of aluminum oxide powders.
Mroz, "Determination of gold in geological materials by carbon slurry sampling graphite furnace atomic absorption spectrometry," Talanta, vol.
The following methods have been reported for studies in relation to atomic absorption techniques: Flame Atomic Absorption Spectrometry (F-AAS) [7-10], Electrothermal Atomic Absorption Spectrometry (ET-AAS) [5,11], Hydride Generated Atomic Absorption Spectrometry (HG-AAS) [12, 13], and Cold Vapour Atomic Absorption Spectrometry (CV-AAS).
The atomic spectrometry market is further divided into atomic absorption spectrometry (AAS), X-ray diffraction spectrometry (XRD), X-ray fluorescence spectrometry (XRF), X-ray photoelectron (XPS), inductively coupled plasma-atomic emission spectrometer (ICP-AES) elemental analyzers and others which includes arc/spark optical emission spectrometry and glow discharge optical emission spectrometry (GD-OES) where others segment holds with the largest revenue with a CAGR of 4.6% and inductively coupled plasma-atomic emission spectrometer is the fastest growing segment.