A comparative study of Box–Behnken, central composite, and Doehlert matrix was
performed on the adsorption of Pb (II) by Robinia tree leaves in a batch system. As a case …

In this review, quality by design (QbD) initiatives are described as applications for many
types of processes, such as in the pharmaceutical industry, biotechnology field, and for …

The present study introduces Robinia tree leaves as a novel and efficient biosorbent for
removing Pb (II) from aqueous solutions. In order to reduce the large number of experiments …

A simple and rapid method is described for the preconcentration and determination of zinc in
waters. The method employs on-line preconcentration of zinc on a 3 cm× 3 mm column …

This work examines the influence of various process parameters on papain entrapped in
cross-linked κ-carrageenan beads for improvement of its stability. A Doehlert shell design …

The aim of this study was to optimize simultaneously the chemical and faradic yields of
electrochemical oxidation of chromium (III) to chromium (VI) over a titanium–platinum anode …

A simple and rapid method based on ultrasound energy is described for the determination of
aluminum (Al) in complex matrixes of chocolate and candy samples by electrothermal …

Many industries discharge colored effluents into environments and water recourses.
Chemically synthesized dye is widely used as a pigment to color final products. Synthesized …

A method has been developed and validated for the separation of abacavir, lamivudine, and
zidovudine by high‐performance liquid chromatography (HPLC) on a C18 column with uv …

The aim of this research was to develop, optimize and validate a modern and rapid method
of preparation of human hair samples using microwave irradiation for the purpose of …