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Métodos individual e multirresidual para determinação de agrotóxicos em camas biológicas por cromatografia gasosa acoplada à espectrometria de massas
(Universidade Federal de Santa Maria, 2018-06-08)
Besides the possibility to perform determination of a large number of pesticides in only a single chromatographyc analysis using multiresidual methods, sometimes, due to diversity in pesticides chemical composition and ...
Método multirresíduo de agrotóxicos em caqui empregando QuEChERS sem limpeza do extrato e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2022-03-16)
Pesticides are widely used in food crops and residues of these compounds may be present in these crops. Despite their large-scale use in agriculture, pesticides can be dangerous to human health, animals and the environment. ...
Determinação multirresíduo de agrotóxicos em tabaco empregando método QuEChERS modificado e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2022-05-27)
Tobacco is the most widely grown non-food crop in the world, a wide variety of substances are used in it during and after its cultivation to protect it from pests, diseases and regulate its growth. Therefore, it is necessary ...
Determinação de resíduos de agrotóxicos em tomate para fins de acreditação
(Universidade Federal de Santa Maria, 2014-01-17)
The optimization and validation of an analytical method for 51 pesticides determination in tomato, using UPLC-MS/MS, was developed in order to fulfill the requirement 5.4.5 (Method Validation) of the NBR ISO/IEC 17025:2005 ...
Desenvolvimento de método para determinação de resíduos de agrotóxicos em azeite de oliva empregando GC-MS/MS
(Universidade Federal de Santa Maria, 2022-03-16)
In Brazil, olive oil is defined as a product obtained from the fruits of the olive tree Oleaeuropaea L. and it is already configured in the international scenario as the second largest importer of olive oil. Olive oil has ...
Determinação multirresíduo de agrotóxicos em banana empregando método QuEChERS modificado e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2022-04-29)
In recent years, it has been possible to observe that the use of pesticides in various cultures has increased alarmingly and, in most cases, is added to an inappropriate practice of use, as well as impr oper disposal. ...
Determinação multirresíduo de agrotóxicos em berinjela empregando método QuEChERS e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2022-09-05)
The intensive use of pesticides in agriculture, especially herbicides, insecticides and
fungicides, aims to control pests and diseases in order to increase production. On the
other hand, consumers of these products can ...
Desenvolvimento e validação de procedimento analítico para a determinação de compostos organohalogenados em fertilizante orgânico empregando GC-ECD
(Universidade Federal de Santa Maria, 2004-02-17)
The growing worldwide concern regarding the life quality, especially
regarding the preservation and appropriate use of natural resources and quality of
food, has reflected on the productive systems. Inside this new ...
Método multirresíduo para determinação de agrotóxicos em mamão empregando QuEChERS e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2022-10-21)
Papaya is the fourth most consumed fruit in Brazil and the third most exported fruit by
the country. In search of better results in production and greater resistance to diseases
and pests, pesticides have their widespread ...
Desenvolvimento e validação de método para determinação multiresíduo de agrotóxicos em urina empregando método QuEChERS e LC-MS/MS
(Universidade Federal de Santa Maria, 2022-09-16)
Pesticides have been widely used in food crops to control pests, weeds, fungi, etc. The
indiscriminate use of these organic compounds has contributed to the increase in
cases of intoxication in humans, which can lead to ...