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Determination of Impurity Arsenic in High-Purity Sulfur by Electrothermal Atomic-Absorption Spectrometry with the Use of Solvent Extraction

✍ Scribed by A. Yu. Malyshev; V. G. Pimenov; E. A. Zaitseva; A. D. Bulanov


Book ID
111566049
Publisher
SP MAIK Nauka/Interperiodica
Year
2000
Tongue
English
Weight
26 KB
Volume
55
Category
Article
ISSN
1061-9348

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A procedure is reported for the determination of Fe in high-purity POCl, at a concentration level of lo-80 pg 1-l. Electrothermal atomic absorption spectrometry was used and liquid POCl, was directly injected into a graphite tube of the atomizer. The optimum operating conditions of thermal pre-trea