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Desenvolvimento de métodos para determinação de resíduos de trifenilestanho em água e solo por cromatografia líquida acoplada à espectrometria de massas em série
(Universidade Federal de Santa Maria, 2018-03-29)
Triphenyltin has been widely used as fungicide in several crops, but its use in irrigated rice crop was banned in Brazil because it poses a high risk to the environment. In this work, methods for determination of triphenyltin ...
Determinação multirresíduo de agrotóxicos em bebidas à base de soja empregando método QuEChERS e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2016-02-26)
Soy beverages are aqueous extracts of soybeans which are a source of high quality protein and no contains cholesterol or lactose, can be considered functional foods. These beverages have a large acceptance among consumers ...
Determinação de resíduos de agrotóxicos em suco de laranja integral empregando método QuEChERS e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2013-03-05)
Não foi possível inserir o abstract.
Determinação de resíduos de agrotóxicos em fisalis (Physalis peruaviana L.) empregando QuEChERS modificado e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2016-02-29)
In this study a fast and effective multiresidue method for the determination of 42
pesticides in goldenberry was developed and validated. A modified QuEChERS
method was established for sample preparation followed by ...
Estudo de método para determinação de resíduos de agrotóxicos em uva por GC-MS
(Universidade Federal de Santa Maria, 2013-07-29)
The regulatory agencies are becoming increasingly stringent as regards the quality of the food. Thus, the development of analytical methods that help monitoring of pesticide residues, and it is essential in routine ...
Agrotóxicos em milho: otimização e validação de método multirresíduo empregando GC-MS/MS
(Universidade Federal de Santa Maria, 2013-02-28)
Due to the complexity of its matrix, more efficient methods have been studied
for the determination of pesticide residues in maize. The use of QuEChERS method
coupled to low temperature clean up technique has showed ...
Validação de método multirresídual e monitoramento de resíduos de agrotóxicos por GC-μECD em méis do estado do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2019-03-12)
Due to the complexity of matrices such as honey and the low concentrations of pesticides,
there is a great need for the development of efficient and reliable analytical methods for the
identification and quantification ...
Determinação mutirresíduo de agrotóxicos em pimentão utilizando método QuEChERS modificado e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2013-02-28)
In recent years, the indiscriminate use of pesticides and non-adoption of good
agricultural practices have been evidenced by the results of analysis of pesticide
residues in food, such as sweet pepper, one of Brazilian ...