This account deals with the chemical functionalizations of polystyrene and polystyrene-
containing materials and the related applications. The functionalizations herein tackled …

A novel colorimetric and fluorescent “switch-on” probe based on xanthene-triphenylamine
was developed for detection of Hg 2+, which threatens public health, food safety and the …

A novel solid phase extraction method for the determination of mercury has been developed.
The Hg (II) ions were retained on a mini-column packed with agar powder modified with 2 …

A 5-formyl-3-(1′-carboxyphenylazo) salicylic acid-bonded silica gel (FCPASASG) chelating
adsorbent was synthesized according to a very simple and rapid one step reaction between …

The use of chemically modified silica gel N-(1-carboxy-6-hydroxy) benzylidenepropylamine
(SiG-CHBPA), ion exchanger for removal and preconcentration of Cr, Mn, Fe, Co, Ni, Cu, Zn …

Atomic spectrometry remains one of the most powerful methods for the determination of the
elements and their compounds in a wide variety of types of samples and in widely differing …

In this study, the novel adsorbent diaminoguanidine-modified cellulose (DiGu. MC) was
synthesized to extract mercury, copper, lead and cadmium ions from aqueous solutions and …

A preconcentration/separation procedure is presented for the solid phase extraction of trace
cadmium and lead ions as their 1-(2-pyridylazo) 2-naphthol (PAN) chelates in environmental …

Applicability of polyaniline (PANI) has been investigated for the preconcentration and
speciation of inorganic mercury (Hg2+) and methyl mercury (CH3Hg+) in various waters …

A cloud-point extraction/preconcentration (CPE/P) step is incorporated on-line into a flow
injection system which is used to determine low levels of Hg (II) added to natural water …