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Mostrando ítems 11-20 de 13145
Partition Isoterms and HPLC analysis o ethoxylated alkylphenol surfactant mixtures
(Facultad Experimental de Ciencias de la Universidad del Zulia, 2011)
Identification of isomeric tropane alkaloids from Schizanthus grahamii by HPLC-NMR with loop storage and HPLC-UV-MS/SPE-NMR using a cryogenic flow probe
(2006)
Two fully automated HPLC-NMR methods are reported and compared for the structure elucidation of four isomeric tropane
alkaloids from the stem-bark of an endemic Chilean plant, Schizanthus grahamii Gill. (Solanaceae). The ...
Comparison of Impurity Profiles of Lipiblock (R) vs. Orlistat using HPLC and LC-MS/MS
(Colegio Farmaceuticos Provincia de Buenos Aires, 2014)
Direct identification of phenolic constituents in Fabiana imbricata infusions by HPLC-DAD and HPLC-MSN
(INFORMA HEALTHCARE, TELEPHONE HOUSE, 69-77 PAUL STREET, LONDON EC2A 4LQ, ENGLAND, 2012)
An hplc-uv and hplc-esi-ms based method for identification of anti-inflammatory triterpenoids from the extracts of ugni molinae
(COOPERACINN LATINOAMERICANA Y CARIBEÑA EN PLANTAS MEDICINALES Y AROMATICAS, 2013)
Extração por fluido supercrítico de alguns inseticidas carbamatos em amostras de batata, com determinação por HPLC/fluorescência e confirmação por HPLC/espectrometria de massas
(Sociedade Brasileira de Química, 2002-05-01)
Six supercritical fluid extraction (SFE) methods were tested, by varying the following operational parameters: CO2 pressure, time and temperature of extraction, type and proportion of static modifier, and Hydromatrix®/sample ...
Extração por fluido supercrítico de alguns inseticidas carbamatos em amostras de batata, com determinação por HPLC/fluorescência e confirmação por HPLC/espectrometria de massas
(Sociedade Brasileira de Química, 2002-05-01)
Six supercritical fluid extraction (SFE) methods were tested, by varying the following operational parameters: CO2 pressure, time and temperature of extraction, type and proportion of static modifier, and Hydromatrix®/sample ...
An HPLC-PAD method to analyse flavonoid glycosides and styrylpyrones from Cryptocarya species (Lauraceae)
(Wiley-Blackwell, 2005-03-01)
An HPLC-PAD method has been developed in order to evaluate simultaneously the main secondary metabolites, flavonoid glycosides and styrylpyrones, of leaves of Cryptocarya moschata. The sample preparation, consisting of ...
An HPLC-PAD method to analyse flavonoid glycosides and styrylpyrones from Cryptocarya species (Lauraceae)
(Wiley-Blackwell, 2005-03-01)
An HPLC-PAD method has been developed in order to evaluate simultaneously the main secondary metabolites, flavonoid glycosides and styrylpyrones, of leaves of Cryptocarya moschata. The sample preparation, consisting of ...
Evaluación de vitamina C por HPLC en el desarrollo poscosecha del tomate
(2013-05)
El contenido de vitamina C en el tomate varía dependiendo del grado de madurez, aumenta su cantidad mientras están en la planta, luego tiende a disminuir desde el inicio de su cosecha;por lo que el tomate maduro pierde ...