Man

Maria Loreto Ascar Estay

Profesor Asociado

UNIVERSIDAD DE CHILE/FAC. CIENCIAS QUÍMICAS Y FARMACÉUTICAS

Santiago, Chile

Líneas de Investigación


Contaminación de suelos; Quí­mica de suelos; Quí­mica analítica ambiental; Contaminación de Suelos y Aguas; Química Analí­tica; Contaminantes Orgánicos

Educación

  •  Quimica, UNIVERSIDAD DE CHILE. Chile, 2017

Experiencia Académica

  •   Profesor Asociado Full Time

    UNIVERSIDAD DE CHILE

    Ciencias Químicas y Farmacéuticas

    Santiago, Chile

    1998 - At present


 

Article (17)

Bioactive compounds and antibacterial properties of monofloral Ulmo honey

Velásquez P.; Montenegro G.; Leyton F.; Ascar L.; Ramirez O.; Giordano A.

Article ISI SCOPUS
CYTA-JOURNAL OF FOOD  (2020)

Rapid Scanning of the Origin and Antioxidant Potential of Chilean Native Honey Through Infrared Spectroscopy and Chemometrics

Giordano A.; Retamal M.; Fuentes E.; Ascar L.; Velásquez P.; Rodríguez K.; Montenegro G.

Article ISI SCOPUS
FOOD ANALYTICAL METHODS  (2019)

Effects of applying biosolids to soils on the adsorption and bioavailability of 17 alpha-ethinylestradiol and triclosan in wheat plants

Cantarero R.; Richter P.; Brown S.; Ascar L.; Ahumada I.

Article ISI SCOPUS
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH  (2017)

MOBILITY OF NONSTEROIDAL ANTI-INFLAMMATORY DRUGS IN SOILS WITH AND WITHOUT AMENDMENT OF BIOSOLID

LEIVA, KARLA; ASCAR-ESTAY, MARIA LORETO; AHUMADA-TORRES, AIDA INES; Morales, Natalia; Reyes, T. Garrido; Giordano, Ady; Karla Leiva, Y.; Leiva, Y. Karla; Leiva, Y. Karla

Article ISI SCIELO SCOPUS
Journal of the Chilean Chemical Society  (2017)

PHARMACEUTICAL COMPOUNDS DETERMINATION IN WATER SAMPLES: COMPARISON BETWEEN SOLID PHASE EXTRACTION AND STIR BAR SORPTIVE EXTRACTION

FERNANDA SUAZO; JOSÉ VÁSQUEZ; MAURICIO RETAMAL; Loreto Ascar; Ady Giordano

Article ISI SCIELO SCOPUS
Journal of the Chilean Chemical Society  (2017)

CHARACTERIZATION OF THE DISSOLVED ORGANIC MATTER PRESENT IN THE WATER OF THE BÍO-BÍO RIVER, VIII REGION OF CHILE

TATIANA I GARRIDO REYES; JORGE E MENDOZA CRISOSTO; MARÍA L ASCAR ESTAY

Article SCIELO SCOPUS
Journal of the Chilean Chemical Society  (2016)

Determination of the bioavailable fraction of triclosan in biosolid-treated soils using a predictive method and wheat plant bioassays

Corrotea Y.; Richter, P; Brown, S; Sepúlveda B.; Ascar, L.; Ahumada, I.

Article ISI SCOPUS
JOURNAL OF SOILS AND SEDIMENTS  (2016)

Ibuprofen, Carbamazepine and beta-Estradiol Determination Using Thin-Film Microextraction and Gas Chromatography-Mass Spectrometry

Giordano, A; Vasquez, J; Retamal, M; Ascar, L

Article ISI SCOPUS
JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY  (2016)

Effect of biosolid application to Mollisol Chilean soils on the bioavailability of heavy metals (Cu, Cr, Ni, and Zn) as assessed by bioassays with sunflower (Helianthus annuus) and DGT measurements

Ahumada, I.; Sepulveda, K; Fernández P.; Ascar, L.; Pedraza, C.; Richter, P; Brown, S

Article ISI SCOPUS
JOURNAL OF SOILS AND SEDIMENTS  (2014)

Microextraction of non-steroidal anti-inflammatory drugs from waste water samples by rotating-disk sorptive extraction

Manzo V.; Honda L.; Navarro, O.; Ascar, L.; Richter, P

Article ISI SCOPUS
TALANTA  (2014)

DETERMINATION OF SUNSCREEN COMPOUNDS IN WATER SAMPLES BY SILICONE ROD EXTRACTION

Giordano, Ady; Richter, P; Leiva, Katherine; ASCAR-ESTAY, MARIA LORETO; Ascar, Loreto

Article ISI SCIELO SCOPUS
Journal of the Chilean Chemical Society  (2013)

Nonsteroidal Anti-Inflammatory Drug Determination in Water Samples by HPLC-DAD under Isocratic Conditions

Ascar, L.; Ahumada, I.; Lopez A.; Quintanilla, F; Leiva K.

Article ISI SCOPUS
JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY  (2013)

Determination of the Bioavailable Fraction of Cu and Zn in Soils Amended with Biosolids as Determined by Diffusive Gradients in Thin Films (DGT), BCR Sequential Extraction, and Ryegrass Plant

Ahumada, I.; Ascar, L.; Pedraza, C.; Vasquez, V; Carrasco A.; Richter, P; Brown, S

Article ISI SCOPUS
Water, Air, and Soil Pollution  (2011)

Assessment of Extractability of Cu, Cr, Ni, Pb and Zn in some Chilean Biosolid-Amended Soils by using BCR Sequential Extraction Procedure

AHUMADA-TORRES, AIDA INES; Marican, Adolfo; RETAMAL-LUCERO, MAURICIO ANTONIO; PEDRAZA-JEREZ, REBECA CRISTINA; ASCAR-ESTAY, MARIA LORETO; Carrasco, Maria A.; Richter, P

Article ISI SCOPUS
JOURNAL OF THE BRAZILIAN CHEMICAL SOCIETY  (2010)

Copper and zinc bioavailabilities to ryegrass (Lolium perenne L.) and subterranean clover (Trifolium subterraneum L.) grown in biosolid treated Chilean soils

Ahumada, I.; Gudenschwager, O; Carrasco MA; Castillo, G; Ascar, L.; Richter, P

Article ISI SCOPUS
JOURNAL OF ENVIRONMENTAL MANAGEMENT  (2009)

Effect of biosolid incorporation on arsenic distribution in Mollisol soils in central Chile

Ascar, L.; Ahumada, I.; Richter, P

Article ISI SCOPUS
CHEMOSPHERE  (2008)

Influence of redox potential (Eh) on the availability of arsenic species in soils and soils amended with biosolid

Ascar, L.; Ahumada, I.; Richter, P

Article ISI SCOPUS
CHEMOSPHERE  (2008)

17
Maria Ascar

Profesor Asociado

Química Inorgánica y Analítica

UNIVERSIDAD DE CHILE/FAC. CIENCIAS QUÍMICAS Y FARMACÉUTICAS

Santiago, Chile

11
Pablo Richter

FACULTAD DE CIENCIAS QUÍMICAS Y FARMACÉUTICAS, UNIVERSIDAD DE CHILE

Santiago, Chile

7
Aída Ahumada

Profesor Asociado

Química Inorgánica y Analítica

FAC. DE CS. QUIMICAS Y FARMACÉUTIACAS, UNIVERSIDAD DE CHILE

Santiago, Chile

2
Patricia Velásquez

Assistant Professor

Ciencias Químicas

Universidad Andrés Bello

Santiago, Chile

2
Ady Giordano

Profesor Asistente

Química

Pontificia Universidad Católica de Chile

Santiago, Chile

1
Felipe Leyton

1
VALENTINA MANZO

Investigador Postdoctoral

Química Inorgánica y Analítica

Universidad de Chile

Santiago, Chile

1
Betsabet Sepulveda

JEFE DE LABORATORIO

CEPEDEQ

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Jorge Mendoza

Académico

Química Inorgáca y Analítica

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Oney Ramirez

Assistant Professor

Ciencias de la Salud

UNIVERSIDAD DE AYSEN

Coyhaique, Chile