A novel malonamide grafted polystyrene-divinyl benzene resin for extraction, pre-concentration and separation of actinides

SA Ansari, PK Mohapatra, VK Manchanda - Journal of hazardous materials, 2009 - Elsevier
A new chelating polymeric extraction chromatographic resin was prepared by chemical
anchoring of N, N′-dimethyl-N, N′-dibutyl malonamide (DMDBMA) with chloromethylated …

Separation and preconcentration of silver ion using multiwalled carbon nanotubes as solid phase extraction sorbent

Q Ding, P Liang, F Song, A Xiang - Separation Science and …, 2006 - Taylor & Francis
A new method has been developed for the determination of silver ion based on separation
and preconcentration with a microcolumn packed with multiwalled carbon nanotubes …

Selective solid-phase extraction of trace mercury (II) using a silica gel modified with diethylenetriamine and thiourea

Y Jiang, H Zhang, Q He, Z Hu, X Chang - Microchimica Acta, 2012 - Springer
We describe a solid phase extractor for selective separation and preconcentration of Hg (II)
ion. It was prepared by immobilizing the adduct of diethylenetriamine and thiourea on silica …

Flow injection analysis–solid phase extraction (FIA–SPE) method for preconcentration and determination of trace amounts of penicillins using methylene blue grafted …

MF El-Shahat, N Burham, SMA Azeem - Journal of hazardous materials, 2010 - Elsevier
A simple, fast, and fully automated FIA–SPE method with UV detection for the
preconcentration and determination of the investigated penicillins has been developed. This …

A new functionalized resin and its application in preconcentration system with multivariate optimization for nickel determination in food samples

VA Lemos, PX Baliza, JS Santos, LS Nunes… - Talanta, 2005 - Elsevier
In this work, Amberlite XAD-2 resin functionalized with 4, 5-dihydroxy-1, 3-benzenedisulfonic
acid was synthesized, characterized and applied as a new packing material for an on-line …

Chemical enrichment and separation of uranyl ions in aqueous media using novel polyurethane foam chemically grafted with different basic dyestuff sorbents

MF El-Shahat, EA Moawed, AB Farag - Talanta, 2007 - Elsevier
The new type of the grafted polyurethane foam sorbents were prepared by coupling
polyether polyol, toluene diisocyanate and basic dyestuff (Methylene blue, Rhodamine B …

Hierarchy of supramolecular arrangements and building blocks: Inverted paradigm of crystal engineering in the unprecedented metal coordination of methylene blue

S Canossa, A Bacchi, C Graiff, P Pelagatti… - Inorganic …, 2017 - ACS Publications
The aromatic methylene blue cation (MB+) shows unprecedented ligand behavior in the X-
ray structures of the trigonal-planar (TP) complexes MBMCl2 (M= CuI, AgI). The two …

Crystal Structure, Spectroscopic Studies and Supramolecular Chemistry, DFT Based Electronic and Optical Properties of Salts of Methylene Blue with Tetrahedral …

I Ullah, F Xiang, Y Li, J Huang, M Ans, J Iqbal… - …, 2023 - Wiley Online Library
Abstract The Fe (III), Ni (II) and Zn (II) salts were treated with MB+ to obtain metal complexes
MB [FeCl4],(MB) 2 [NiCl4], MB (ClO4) and to explore the coordination behavior of the …

Mercury (II)–methylene blue interactions: Complexation and metallate formation

MM Raj, A Dharmaraja, SJ Kavitha… - Inorganica chimica …, 2007 - Elsevier
Reactions of HgX2 (X= Cl, Br, I) with methylene blue (MB) chloride dihydrate and the
reaction of HgCl2 with MB nitrate dihydrate have been undertaken in an attempt to prepare …

Determination of lead and cadmium in tap water and apple leaves after preconcentration on a new acetylacetone bonded polyurethane foam sorbent

N Burham, SM Abdel-Azeem… - International Journal of …, 2008 - Taylor & Francis
The present work describes a rapid, cost-effective analytical procedure for the determination
of lead and cadmium in environmental samples by off-line preconcentration with …