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Online identification of chlorogenic acids, sesquiterpene lactones, and flavonoids in the Brazilian arnica Lychnophora ericoides Mart. (Asteraceae) leaves by HPLC-DAD-MS and HPLC-DAD-MS/MS and a validated HPLC-DAD method for their simultaneous analysis
(AMER CHEMICAL SOC, 2008)
Lychnophora ericoides Mart. (Asteraceae, Vernonieae) is a plant, endemic to Brazil, with occurrence restricted to the ""cerrado"" biome. Traditional medicine employs alcoholic and aqueous-alcoholic preparations of leaves ...
Comparison of diode array and electrochemical detection in the C30 reverse phase HPLC analysis of algae carotenoids
(Sociedade Brasileira de Química, 2009)
Qualitative and quantitative determination of carotenoids pigments can provide valuable information about the organisms in which this important class of compounds is found. In the HPLC analysis of pigments, diode array ...
Chemical profiling of Byrsonima species by HPLC-DAD-MS/MS and the evaluation of antioxidant, anti-inflammatory and cytotoxic activities
(Georg Thieme Verlag Kg, 2016-12-01)
Estudo da estabilidade a campo dos pesticidas carbofurano e quincloraque em água de lavoura de arroz irrigado empregando SPE e HPLC-DAD
(Universidade Federal de Santa MariaBRQuímicaUFSMPrograma de Pós-Graduação em Química, 2007-07-24)
The use of pesticides to control pests, diseases and weeds in crops of agricultural interest aims at the increase of production. The degradation of applied compounds or their conversion into other products, does not ...
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)
Quantification of isoorientin and total flavonoids in Passiflora edulis fruit pulp by HPLC-UV/DAD
(ELSEVIER SCIENCE BV, 2010)
A method is reported for the quantification of isoorientin (using a standard addition method) and total flavonoids (expressed as rutin, using the external standard method) in passion fruit pulp (Passiflora edulis Sims f. ...
HPLC-DAD based method for the quantification of flavonoids in the hydroethanolic extract of Tonina fluviatilis Aubl. (Eriocaulaceae) and their radical scavenging activity
(Sociedade Brasileira de Química, 2014)
This article describes the isolation and identification of flavonoids in the hydroethanolic extract of the aerial parts from Tonina fluviatilis and evaluation of their antiradical activity. A method based on HPLC-DAD was ...
Development and validation of an HPLC method for the simultaneous determination of amlodipine, hydrochlorothiazide, and Valsartan in tablets of their novel triple combination and binary pharmaceutical associations
(Taylor & Francis, 2011-11-18)
The novel triple combination between Amlodipine (AML), Hydrochlorothiazide (HCT), and Valsartan (VAL) provides a new option for treating hypertension. The development and validation of an HPLC method for their simultaneous ...
Determinação de bispiribaque-sódico, quincloraque e tebuconazole em água de lavoura de arroz irrigado empregando SPE e HLPC-DAD
(Universidade Federal de Santa MariaBRQuímicaUFSMPrograma de Pós-Graduação em Química, 2009-03-04)
Rice is one of the most produced and consumed cereal in the world. It plays a strategic role both economically and socially. Southern is responsible for about 60% of Brazilian rice production, which is directly linked to ...