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pro vyhledávání: '"Flavia Borges de Freitas Rezende"'
Autor:
Flávia Ferreira de Carvalho Marques, Flavia Borges de Freitas Rezende, Ana Maria de Souza Santos Cheibub, Annibal Duarte Pereira Netto
Publikováno v:
Microchemical Journal. 134:383-389
A method of high performance liquid chromatography with UV detection (HPLC-UV) was implemented and validated for formaldehyde determination in bovine milk. A formaldehyde derivatization reaction with 2,4-dinitrophenylhydrazine, at pH 4.0, enabled its
Autor:
Priscila M.S. Maia, Flávia Ferreira de Carvalho Marques, Flavia Borges de Freitas Rezende, Annibal Duarte Pereira Netto
Publikováno v:
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy. 100
The doramectin (DOR), which belongs to the avermectins group (AVM), has a high antiparasitic activity and so it has been widely used in food-producing animals. The DOR shows low fluorescence quantum efficiency and as a consequence, chemical derivatiz