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Formation of Yttrium(III) Complexes with Salicylic Acid Derivatives in Aqueous Solution
Formation of Yttrium(III) Complexes Salicylic Acid Derivatives Aqueous Solution
2010/4/19
Complexes of yttrium(III) formed with 5-sulphosalicylic acid, 5-SSA (H3L), and 5-nitrosalicylic acid, 5-NSA (H2L), were investigated in 0.1 mol.dm-3 sodium perchlorate ionic medium at 25.0 \pm 0.1 °C ...
New Adsorbents from Ti(OPrn)4 by the Sol-Gel Process: Synthesis, Characterization and Application for Removing Some Heavy Metal Ions from Aqueous Solution
Sol-gel process adsorption adsorbent waste water heavy metals coating
2010/4/21
New adsorbents were synthesized by the sol-gel process from the product of a hydrolysis reaction and its coated form of titanium(IV)-n-propoxide for removing some heavy metal ions from aqueous solutio...
Potentiometric and Spectroscopic Studies with Chromium(III) Complexes of Hydroxysalicylic Acid Derivatives in Aqueous Solution
Potentiometry equilibria chromium stability constants hydroxo complex
2010/4/21
The stoichiometries and stability constants of the chromium(III) complexes of hydroxysalicylic acid ligands (2,x-dihydroxy benzoic acids; 2,x-DHBA, x = 4-6)(H3L) were determined in aqueous solution by...
Synthesis, Characterization and Applications of Sol-Gel Derived Zirconium Oxide Adsorbent Powder: Removal from Aqueous Solution of Phenol and p-Chlorophenol
adsorbent adsorption coating sol-gel process zirconium alkoxides
2010/4/21
Adsorbent powders were prepared from the uncatalysed hydrolysis-condensation reactions of different complexes that were synthesized by the reactions of Zr(OPrn)4 with different chelating ligands (such...
Copper Extraction from Aqueous Solution by Pentaerythrityl Tetrabenzylamine
Solvent extraction copper(II) pentaerythrityl tetrabenzylamine
2010/4/23
The extraction of copper(II) from the aqueous phase with pentaerythrityl tetrabenzylamine (PETBA), which was synthesized from pentaerythrityl tetrabromide and benzyl amine, was studied. The influences...