Man

Maria Ines Toral Ponce

Profesor Titular

UNIVERSIDD DE CHILE, FACULTAD DE CIENCIAS, DEPARTAMENTO DE QUÍMICA

Santiago, Chile

Líneas de Investigación


Quimica Analitica; Espectrofotometria; Electroanalisis; Química Analítica; Espectrofotometría derivada; Electroquímica

Experiencia Académica

  •   Profesor Titular Part Time

    UNIVERSIDAD DE CHILE

    Ciencias

    Sanytiago, Chile

    1965 - A la fecha

Experiencia Profesional

  •   Profesor Titular Part Time

    Universidad de Chile

    Santiago, Chile

    1965 - A la fecha


 

Article (51)

Simultaneous determination of piperacillin and tazobactam in the pharmaceutical formulation tazonam® by derivative spectrophotometry
SORPTION OF POLYBROMINATED DIPHENYL ETHERS IN BIOSOLID MODEL SAMPLES
Determination of cobalt in water samples by photoacoustic spectroscopy with a solid-phase spectrophotometry approach using 3-(2-pyridyl)-5,6-bis (4-sulfophenyl)-1,2,4-triazine
Extraction and Determination of Oxytetracycline Hydrochloride and Oxolinic Acid in Fish Feed by Derivative Spectrophotometry of First Order
FERROSPECTRAL SORBED ON DEAE SEPHADEX A-25 FOR THE SOLID PHASE SPECTROPHOTOMETRIC DETERMINATION OF IRON AND COBALT BY BATCH AND CONTINUOUS FLOW MODES
Simultaneous Determination of Albendazole and Praziquantel by Second Derivative Spectrophotometry and Multivariated Calibration Methods in Veterinary Pharmaceutical Formulation
Chromium retention properties of N-alkyl quaternized poly(4-vinylpyridine)
Determination of Pd(II) content in catalysts and tap water samples via photoacoustic spectroscopy analysis of Pd(II)-3-[2 '-thiazolylazo]-2,6-diaminopyridine complex on solid phase
SIMULTANEOUS DETERMINATION OF DIBUCAINE AND CHLORPHENAMINE MALEATE USING DIFFERENT MATHEMATICAL SPECTROPHOTOMETRIC APPROACHES
STRATEGIES USED TO DEVELOP ANALYTICAL METHODS FOR SIMULTANEOUS DETERMINATION OF ORGANIC COMPOUNDS BY DERIVATIVE SPECTROPHOTOMETRY
Strategies used to develop analytical methods for simultaneous determination of organic compounds by derivative spectrophotometry Estrategias en el desarrollo de métodos analíticos para la determinación stmultánea de compuestos orgánicos por espectrofotometría derivada
Determination of iron in water samples by adsorptive stripping voltammetry with a bismuth film electrode in the presence of 1-(2-piridylazo)-2-naphthol
SIMULTANEOUS DETERMINATION OF ACETAMINOPHEN AND TRAMADOL BY SECOND DERIVATIVE SPECTROPHOTOMETRY
A new Cu(II)- 5-(4-sulphophenylazo)-8-aminoquinoline complex used for copper determination in presence of gold and silver in water and mineral samples
ANYL 99-Determination of fe (III) in sea water samples by adsorptive stripping voltammetry with 1-(2-pyridylazo)-2-naphthol using a bismuth film electrode
Simultaneous determination of Au(III) and Cu(II) with 1-phenyl-1,2-propanedione-2-oximethiosemicarbazone (PPDOT) on solid phase
Simultaneous determination of Cu(II) and Ag(I) on SP sephadex C25 as complexes with 1-phenyl-1,2-propanedione-2-oximethiosemicarbazone by derivative spectrophotometry
Simultaneous determination of iron and copper in pregnant liquid solutions
Subcritical water extraction and determination of nifedipine in pharmaceutical formulations
Arsenic speciation in water samples containing high levels of copper: removal of copper interference affecting arsine generation by continuous flow solid phase chelation
Comparative study of alternative methods for the simultaneous determination of Fe+3 and Fe+2 in leaching solutions and in acid mine drainages
Simultaneous determination of N-butylscopolamine and oxazepam in pharmaceutical formulations by first-order digital derivative spectrophotometry
Synthesis and characterization of organocyclophosphazene-silica composites: new materials able to retain metal complexes
SCREENING OF SOME TRANSITION METAL IONS AND QUANTITATIVE DETERMINATION OF COPPER, CADMIUM AND ZINC BY SOLID PHASE DERIVATIVE SPECTROPHOTOMETRY
STUDY OF STABILITY PHYSICAL CHEMICAL OF 3-[2 -THIAZOLYLAZO]-2,6-DIAMINOPYRIDINE AND THE FORMATION OF 3-[N,N-ETHYL-MET-AZO]-2,6-DIAMINOPYRIDINE AS NEW LIGAND CHROMOPHORE
Study of stability physical chemical of 3-[2?-thiazolylazo]-2,6- diaminopyridine and the formation of 3-[N,N-ethyl-metazo]-2,6-diaminopyridine as new ligand chromophore
Anodic stripping voltammetric determination of mercury in water by using a new electrochemical flow through cell
Simultaneous determination of estradiol and medroxyprogesterone acetate in pharmaceutical formulations by second-derivative spectrophotometry
Simultaneous determination of iron and copper by third-derivative solid-phase spectrophotometry
SIMULTANEOUS DETERMINATION OF IRON AND RUTHENIUM BY PRECONCENTRATION ON SULFOPROPYL SEPHADEX CATION EXCHANGER
Simultaneous determination of parathion and p-nitrophenol in vegetable tissues by derivative spectrophotometry
Solid phase spectrophotometric determination of copper in water by using immobilized zincon in a Sephadex A25 resin
Spectral study and simultaneous determination of sulfamethoxazole and trimethoprim by digital derivative spectrophotometry Estudio espectral y determinación simultanea de sulfametoxazol y trimetoprim por espectrofotometría derivada digital
DETERMINACION DE HIERRO EN FASE SOLIDA POR ESPECTROFOTOMETRIA DERIVADA DE SEGUNDO ORDEN
Simultaneous determination of ascorbic acid and acetylsalicylic acid in pharmaceutical formulations
Simultaneous determination of platinum and palladium by second derivative spectrophotometry using 3-(2 '-thiazolylazo)-2,6-diaminopyridine as chromophore ligand
Flow injection continuous liquid-liquid extraction using a hollow fiber membrane separator for determination of copper in water
Simultaneous determination of chlordiazepoxide and clidinium bromide in pharmaceutical formulations by derivative spectrophotometry
Simultaneous determination of iron and ruthenium as ternary complexes by extractive second derivative spectrophotometry
Simultaneous determination of o- and p-nitrophenol by first derivative spectrophotometry
SISTEMA DE EXTRACCION LIQUIDO-LIQUIDO EN CONTINUO CON SEPARADOR DE FASES TIPO SANDWICH PARA LA DETERMINACION DE COBRE AL ESTADO DEL COMPLEJO COBRE(I)-BATOCUPROINA
Determinacion simultanea de azomicina y ornidazol por espectrofotometria derivada de primer orden
Sistema de flujo continuo no segmentado con deteccion polarografica para la determinacion de ranitidina en formas farmaceuticas y orina
Copper contents in mediterranean ecosystems in South America
Flow-through polarographic cell for flow-injection analysis. Determination of nifedipine in pharmaceutical formulations
Simultaneous determination of copper and iron by second derivative spectrophotometry using mixtures of ligands
Cinetica diferencial de cobre y zinc con zincon en un sistema FIA/FLUJO interrumpido. Determinacion de cobre y zinc en latones
Continuous flow injection reaction/stopped flow detection using derivative spectrophotometry. Determination of cobalt and iron in mixtures
Determinacion simultanea de paracetamol y codeina por espectrofotometria derivada de primer orden
Determination of mefenamic acid and paracetamol by first derivative spectrophotometry
Flow injection with an integrated retention/photometric detection unit for the determination of iron in water
52
Maria Toral

Profesor Titular

UNIVERSIDD DE CHILE, FACULTAD DE CIENCIAS, DEPARTAMENTO DE QUÍMICA

Santiago, Chile

17
Pablo Richter

FACULTAD DE CIENCIAS QUÍMICAS Y FARMACÉUTICAS, UNIVERSIDAD DE CHILE

Santiago, Chile

6
Jorge Yañez

Associate Professor

Analytical and Inorganic Chemistry

UNIVERSIDAD DE CONCEPCIÓN, FACULTAD DE CIENCIAS QUÍMICAS, DEPTO. QUÍ. ANALÍTICA E INORGÁNICA

Concepción, Chile

4
Angel Leiva

Full Professor

Physical Chemistry

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE

Santiago, Chile

3
Marcela Urzúa

Associate Professor

Chemistry

UNIVERSIDAD DE CHILE

Santiago, Chile

2
David David

Full professor

Analitycal and Inorganic Chemistry

UNIVERSIDAD DE CONCEPCION

Concepción, Chile

2
Sandra Orellana

Academico

UNIVERSIDAD AUSTRAL DE CHILE

Valdivia, Chile

2
Jorge Rivas

Investigador-postdoctoral

Universidad Andrés Bello

SANTIAGO, Chile

2
Renato Saavedra

UNIVERSIDAD DE CONCEPCIÓN, FAC. CS. FÍSICAS Y MATEMÁTICAS, DEPTO. DE FÍSICA

Concepcion, Chile

2
Carlos Diaz

Profesor Titular

Quimica

Universidad de Chile

Santiago, Chile

2
Veronica Arancibia

Profesor horas

Quimica Inorganica

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

SANTIAGO, Chile

1
Tomás Vargas

Profesor Asociado

Ingeniería Química, Biotecnología y materiales

UNIVERSIDAD DE CHILE (UCH), FACULTAD CS.FISICAS Y MATEMATICAS , DPTO INGENIERIA QUIMICA

Santiago, Chile

1
RAMIRO BUSTAMANTE

PROFESOR TITULAR

CIENCIAS ECOLOGICAS

UNIVERSIDAD DE CHILE, FACULTAD DE CIENCIAS

SANTIAGO, Chile

1
Claudia Santibañez

UNIVERSIDAD MAYOR

Santiago, Chile