Browsing by Author "XX568890"
Now showing items 81-85 of 85
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Becerra Herrera, Mercedes; Honda, Luis; Richter Duk, Pablo (Elsevier, 2015)A novel analytical approach involving an improved rotating-disk sorptive extraction (ROSE) procedure and ultra-high-performance liquid chromatography (UHPLC) coupled to an ultraspray electrospray ionization source (UESI) ...
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Ledger, Thomas; Rojas, Sandy; Timmermann, Tania; Pinedo, Ignacio; Poupin, María J.; Garrido Reyes, Tatiana; Richter Duk, Pablo; Tamayo, Javier; Donoso, Raúl (Frontiers Media, 2016)Abiotic stress has a growing impact on plant growth and agricultural activity worldwide. Specific plant growth promoting rhizobacteria have been reported to stimulate growth and tolerance to abiotic stress in plants, and ...
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Morales, A.; Richter Duk, Pablo; Toral Ponce, María (Royal Society of Chemistry, 1987)In piridine - formic acid buffer and tetramethylammonium chloride solution of pH 4.5 at a dropping mercury or a glassy carbon electrode, nitrofurazone, furazolidone and nitrofurantoin are reduced in a single six-electron ...
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Richter Duk, Pablo; Morales, Alfonso; Lahsen, Joaquin (1990)The electrochemical reduction of 7-nitro-1,4-benzodiazepin-2-ones and of their acid hydrolysis products, 2-amino-5-nitrobenzophenones, was studied by polarography and cyclic voltammetry in a solvent - buffer system containing ...
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Morales, Alfonso; Toral Ponce, María; Richter Duk, Pablo; Silva, Marcello (1992)A solvent extraction-spectrophotometric determination of trace amounts of ruthenium has been developed, based on the formation of an ion association complex of ruthenium (III) with 2,4,6-tris(2'-pyridyl)-1,3,5-triazine as ...