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Richter Duk, Pablo ,  Toral Ponce, María ,  Toledo, Carla ,  [Subcritical water extraction and determination of nifedipine in pharmaceutical formulations]

Ahumada Torres, Aída Inés de Lourdes ,  Gudenschwager Soruco, Orianne ,  Carrasco Rimassa, María Adriana ,  Castillo Morales, Gabriela ,  Ascar Estay, María Loreto ,  Richter Duk, Pablo ,  [Copper and zinc bioavailabilities to ryegrass (Lolium perenne L.) and subterranean clover (Trifolium subterraneum L.) grown in biosolid treated Chilean soils]

Morales Riffo, J. J. ,  Richter Duk, Pablo ,  [Rapid determination of inorganic elements in airborne particulate matter by using acidified subcritical-water extraction and inductively-coupled plasma-optical-emission spectrometry]

Ascar Estay, María Loreto ,  Ahumada Torres, Aída Inés de Lourdes ,  Richter Duk, Pablo ,  [Effect of biosolid incorporation on arsenic distribution in Mollisol soils in central Chile]

Toral Ponce, María ,  Paine, Maximiliano ,  Leyton, Patricio ,  Richter Duk, Pablo ,  [Determination of attapulgite and nifuroxazide in pharmaceutical formulations by sequential digital derivative spectrophotometry]

Narváez, Jessica ,  Richter Duk, Pablo ,  Toral Ponce, María ,  [Arsenic speciation in water samples containing high levels of copper: removal of copper interference affecting arsine generation by continuous flow solid phase chelation]

Richter Duk, Pablo ,  Abbott, Bernardo ,  Toral Ponce, María ,  [Anodic stripping voltammetric determination of mercury in water by using a new electrochemical flow through cell]

Ascar Estay, María Loreto ,  Ahumada Torres, Aída Inés de Lourdes ,  Richter Duk, Pablo ,  [Influence of redox potential (Eh) on the availability of arsenic species in soils and soils amended with biosolid]

Takazawa, Y. ,  Verdugo, R. ,  Richter Duk, Pablo ,  Kitamura, K. ,  Choi, J. W. ,  Hashimoto, S. ,  Ito, H. ,  Shibata, Y. ,  Morita, M. ,  [Current levels of dioxins in surface soils from Santiago, Chile]

Romero, Rodrigo ,  Sienra, María del Rosario ,  Richter Duk, Pablo ,  [Efficient screening method for determination of polycyclic aromatic hydrocarbons (PAHs) in airborne particles. Application in real samples of Santiago-Chile metropolitan urban area]