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Chelating agent free solid phase extraction (CAF-SPE) method for separation and/or preconcentration of iron(III) ions
Iron determination solid phase extraction preconcentration
2010/10/15
This paper presents a chelating agent free solid phase extraction (CAF-SPE) method for the separation and/or preconcentration of trace iron(III) ions. This method is based on the sorption of Fe(III) i...
Simple Spectrophotometric Method for Determination of Paroxetine in Tablets Using 1,2-Naphthoquinone-4-Sulphonate as a Chromogenic Reagent
2-naphthoquinone-4-sulphonate antidepressant drug piperidine
2009/9/4
Simple and rapid spectrophotometric method has been developed and validated for the determination of paroxetine (PRX) in tablets. The proposed method was based on nucleophilic substitution reaction of...
Determination of Activation Energy for the Number Average Degree of Polymerization Using the Fluorescence Method
Determination of Activation Energy Number Average Degree Polymerization Fluorescence Method
2010/6/28
A novel method based on steady state fluorescence measurements is introduced for measuring the activation energy of the number average degree of polymerization (NADP). Pyrene (Py) was used as a fluore...