Factors affecting the determination of molybdenum and vanadium in aqua regia digests of soil by graphite furnace atomic absorption spectrometry
- 1 January 1990
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of Analytical Atomic Spectrometry
- Vol. 5 (1) , 25-28
- https://doi.org/10.1039/ja9900500025
Abstract
Molybdenum and vanadium were determined in aqua regia digests of soils without extraction prior to their measurement. Satisfactory accuracy and precision were obtained for both elements. Molybdenum was determined using only acidified calibration standards. Serious interference effects on the vanadium analytical signal caused by concomitant species were effectively eliminated using the addition of palladium as a chemical modifier and the standard additions method.This publication has 2 references indexed in Scilit:
- Mechanisms of atomization of molybdenum in graphite furnace atomic absorption spectrometrySpectrochimica Acta Part B: Atomic Spectroscopy, 1986
- Matrix effects in the determination of molybdenum in plants by carbon furnace atomic absorption spectrometryAnalytical Chemistry, 1979