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Determination of glafenine in dosage forms and serum by thin layer densitometry and high performance liquid chromatography
(
Elsevier
, 1997 , Article)
New thin layer densitometry and high performance liquid chromatography (HPLC) methods are described for quantitative determination of glafenine in dosage forms in the presence of its photo-degradation products and in serum ...
Mercurimetric potentiometric determination of barbiturates using a solid-state iodide ion-selective electrode
(
Taylor and Francis Inc.
, 1997 , Article)
A simple potentiometric method is described for mercurimetric titration of barbiturates using a solid-state iodide ion-selective electrode. The optimum titration conditions involve the use of a borate buffer of pH 9-10 as ...
Plastic Membrane Electrodes for the Potentiometric Determination of Codeine in Pharmaceutical Preparations
(
Springer New York
, 1997 , Article)
Four PVC membrane electrode systems responsive to codeinium cation are described. These electrodes are based on the use of the ion-association complexes of the codeinium cation with tetraphenylborate and reineckate ...
Inhibition of the acid corrosion of iron with haloacetic acids
(
Scientific Publishers of India
, 1997 , Article)
The efficiency of chloro, dichloro, trichloro, bromo, and iodoacetic acids as inhibitors for acid corrosion of iron was studied using polarization technique. A significant retardation of the corrosion rate is observed in ...
Dissolved copper, cadmium and lead in the coastal waters of Qatar, Arabian Gulf
(
National Institute of Science Communication and Information Resources (NISCAIR)
, 1997 , Article)
The concentrations of Cu, Pb and Cd have been determined in the exclusive economic zone of Qatar, Arabian Gulf during December 1993. Cathodic stripping voltammetry (CSV) was used both before and after UV destruction of ...