Synthesis of 1-(2-imidazolylazo)-2-naphthol-4-sulfonic acid is described including its physical and chemical properties and spectroscopic data. The reagent reac
Two types of modified silica gels were prepared by adsorption method and bonding method respectively. Enrichment and separation of trace metal ions have been do
Combinations of alkaline earth Ba and Sr in place of alkali with Pr and Ce which havestronger oxidation power may result in catalysts with better stability and
A rapid method of determination of BaP in various environmentalsamples,using synchronous fluorescence spectroscopy scanning in definedrange of dual-wavelengths(