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Spectrophotometric determination of fenoterol hydrobromide in pharmaceutical preparations
(UNIV SAO PAULO, CONJUNTO QUIMICAS, 2008)
A simple spectrophotometric method has been developed,for the determination of fenoterol hydrobromide (FH) in tablets, drops and syrup, as the only active principle and associated with ibuprofen. The method is based on the ...
Determinação espectrofotométrica do bromidrato de fenoterol em preparações farmacêuticas
(Divisão de Biblioteca e Documentação do Conjunto das Químicas da Universidade de São Paulo, 2008)
Um método espectrofotométrico simples foi desenvolvido para a determinação do bromidrato de fenoterol (BF) em comprimidos, gotas e xarope, como princípio ativo único e associado ao ibuprofeno. O método se baseia na reação ...
Determinação eletroquímica da capacidade antioxidante de sucos de frutas industrializados usando o CRAC assay
(Sociedade Brasileira de Química, 2008)
Fruits juices are natural sources of several compounds that present antioxidant action. Together with the fruits, they contribute with almost 40% of the antioxidant capacity in a healthy diet avoiding and preventing diseases ...
Influence of Ce(IV) ions amount on the electrochemical behavior of organic-inorganic hybrid coatings in 0.1 mol L-1 NaCl solution
(2019-01-01)
In this work, the influence of ceric ions (Ce(SO4)2) addition to the hydrolysis solution on the corrosion protection afforded by organic-inorganic hybrid coating obtained from tetraethoxysilane (TEOS) and 3-methacryloxy- ...
Mechanical properties of acrylate-grafted henequen cellulose fibers and their application in composites
(1999)
The properties of cellulose fiber and PMMA- or PBA-grafted cellulose fibers are investigated as a function of the initiator (ceric-ammonium nitrate) concentration and the amount of grafted polymer onto cellulose fiber. The ...