Browsing by Title Artículos de revistas
Now showing items 390-409 of 2801
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(2009)A neutral fraction (PS-SI) (0.3 g/L) with MW of 74 kDa, which contained galactose, arabinose, mannose, and glucose in the molar ratio of 1.0:0.6:0.4:0.2 was obtained by treatment of the whole polysaccharide extracted from ...
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(SOCIEDAD CHILENA DE QUIMICA, 2001-06)The alkaline degradation of bleached kraft cellulose from Pinus Radiata and Eucalyptus Globulus in a 30% NaOH w/w solution over the time was studied. Both types of cellulose showed at the beginning, first hour, a fast drop ...
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(Academic Press, 2016)Bark cloth ( ‘ tapa/kapa ’ ) is a fabric made from beaten plant fi bres. In the Paci fi c tapa made of paper mulberry has been of great cultural importance and its use is associated with both utilitarian and ceremonial ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 1996-01)ATP-diphosphohydrolase (or apyrase) hydrolyses nucleoside di- and triphosphates in the presence of millimolar concentration of divalent cations. It is insensitive towards sulfhydryl and aliphatic hydroxyl-selective reagents ...
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(PLAPIQUI(UNS-CONICET, 2000-07)Back extrusion technique was applied to characterize caramel jam samples taken from Chilean market. Determinations were made at room temperature, working with a Lloyd Universal material testing machine model LR 5K with a ...
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(2009)This study aims to describe the mass transfer in a membrane-based solvent extraction system for the extraction of molybdenum(VI) from aqueous solutions, identifying chemical kinetics of the complex formation at the interface. ...
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(Hindawai, 2016)The dissolved organic matter in surface waters is composed of fractions of different molecular weight and polarity, characteristics that determine their capacity for complexing different types of pollutants and their ...
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(ELSEVIER, 2008-09-15)In the present study we synthesized and purified several 6-O-sucrose monoesters by using classical synthetic methods and stereo-regioselective procedures. The compounds have different alkyl chain lengths, with the number ...
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(Botanical Society of America, 2017)Premise of the study: Broussonetia papyrifera (Moraceae) is native to Asia and is used as a medicinal plant and as a source of fiber for making paper. It was dispersed into the Pacific region as a fiber source for making ...
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(Sociedad Chilena de Quimica, 2011)The success of Chilean wine in the international market has led to an important attention on the development of science and technology for wine differentiation, productivity, and quality. In order to report the profile of ...
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(2011)Quinoa protein/chitosan films were obtained by solution casting of blends of quinoa protein extract (PE) and chitosan (CH). Films from a PE/CH blend were characterized by FTIR, X-ray diffraction, thermal analysis, and SEM. ...
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(Elsevier, 2011)Quinoa protein/chitosan films were obtained by solution casting of blends of quinoa protein extract (PE) and chitosan (CH). Films from a PE/CH blend were characterized by FTIR, X-ray diffraction, thermal analysis, and ...
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(2013)Atrazine sorption was studied in six Andisol and Ultisol soils. Humic and fulvic acids and humin contributions were established. Sorption on soils was well described by the Freundlich model. Kf values ranged from 2.2−15.6 ...
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(Sociedad Chilena Química, 2016)The dissolved organic matter in rivers has different origin and its composition can vary both by natural conditions and the anthropic activity that takes place near rivers. This mobile fraction of the organic matter is ...
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(Sociedad Chilena de Quimica, 2016)© 2016, Sociedad Chilena de Quimica. All rights reserved. The dissolved organic matter in rivers has different origin and its composition can vary both by natural conditions and the anthropic activity that takes place near ...
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(2008)The characteristics of the seeds from Chilean palm and the detailed composition of its fat are studied starting from 4 lots of seeds from the two regions being the major producers of Chilean palm seeds. From the proximate ...
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(2000)Three new genes (Cs-mnp2A, Cs-mnp2B and Cs-mnp3) coding for manganese- dependent peroxidase (MnP) have been identified in the white-rot basidiomycete Ceriporiopsis subvermispora. The mature proteins contain 366 (MnP2A and ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2008-05-01)The slightly water-soluble 5-nitroindazole derivative (5-NI) and its inclusion with either beta-cyclodextrin (beta CD) or Heptakis (2,6-di-O-methyl)-beta- cyclodextrin (DM beta CD) were investigated. The stoichiometric ...
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(CLATCAMA, 1996)The squeezing flow of frankfurte material was studied, using lubrication, at constant compression rate (lmm/s) and area, on three formulation variants containing, respectively, high, medium and low protein contents,(relatively). ...
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(Pergamon Press, 1975)In the u.v. region the C.D. spectra of mixed complexes of Cu(II), aminoacids and heterocyclic ligands depend upon the nature of the heterocyclic ligand, and work on the Cotton effects of bis-Ł-aminoacidates of cu(II) in ...
