Search Results - "Powell, H. K. J"

Analyte stabilization by electrodeposited palladium modifier for electrothermal atomic absorption spectrometry: characterization by scanning electron microscopy and anodic stripping voltammetry by Matousek, J.P., Powell, H.K.J.

“…In electrothermal atomic absorption spectroscopy (ETAAS) effective stabilization of analytes can be achieved by an initial in situ electrodeposition of 0.2 μg…”
Get full text

Hydrolysis kinetics of the trans-dichloro(1,2-diaminoethane)(1,3-diaminopropane)chromium(III) and cobalt(III) cations in acidic aqueous solution by Couldwell, M. C, House, D. A, Powell, H. K. J

Get full text

Direct potentiometric measurement of hydrogen ion concentrations in sodium chloride solutions of fixed ionic strength by Hedwig, G. R, Powell, H. K. J

Get full text

Coordination of oxygen by cobalt(II) complexes in aqueous solution. Calorimetric study by Powell, H. K. J, Nancollas, G. H

Get full text

Enthalpy data as evidence of a dissociative mechanism in the base hydrolysis of some acidopentaamminecobalt(III) complexes by Powell, H. K. J, House, D. A

Get full text

Equilibrium modelling of interferences in the visible spectrophotometric determination of aluminium(III): Comparison of the chromophores chrome azurol S, eriochrome cyanine R and pyrocatechol violet, and stability constants for eriochrome cyanine R-aluminium complexes by Hawke, David J., Powell, H.Kipton J., Simpson, Stuart L.

“…Equilibria in the Al 3+ H +-eriochrome cyanine R (ECR) system were studied by potentiometry and spectrophotometry in 0.10 M KC1 at 25 °C and p[H +]2.5–6.5…”
Get full text

Coupled in situ electrodeposition-electrothermal atomic absorption spectrometry: a new approach in quantitative matrix free analysis by Matousek, J.P., Powell, H.K.J.

“…A new approach for in situ matrix elimination in electrothermal atomic absorption spectroscopy (ETAAS) is described. In an initial electrodeposition step…”
Get full text