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Desenvolvimento de procedimentos para a determinação de enxofre em diesel, biodiesel e óleo lubrificante usando ICP OES e ICP-MS
(Universidade Federal de São Carlos, 2014-02-19)
Since 1990 concerns about environmental and public health have stimulated the restrictions of maximum sulfur content in fuels allowed by legislation, especially in diesel and biodiesel, by several governmental agencies. ...
Aplicação de espectroscopia raman e análise multivariada na caracterização e monitoramento in situ da síntese de cocristais de carbamazepina-nicotinamida e ibuprofenonicotinamida
(Universidade Federal de São Carlos, 2014-02-20)
In this work, the PAT tools were used (Raman spectroscopy with an in situ analyzer and multivariate tools) to proceed a crystallization monitoring and quantification of cocrystals of carbamazepine nicotinamide (CBZ NCT) ...
Preparo e caracterização de material de referência de solo para nutrientes e contaminantes inorgânicos
(Universidade Federal de São Carlos, 2014-09-26)
The certified reference materials make an important role in the establishment of traceability in analytical chemistry, ensuring reliability and accuracy to the measurements and are fundamental for the validation of analytical ...
Estudo da viabilidade do uso de métodos de segunda ordem e RMN na elaboração de fingerprint de bauhinia forficata baseado em seu extrato bruto
(Universidade Federal de São Carlos, 2014-10-30)
Given the large number of species of Bauhinia and great morphological similarity between them, it is necessary the development of robust analytical techniques in quality control of plants used as herbal medicines, since ...
Especiação química de As e Cd por HPLC-ICP-MS em forrageira Brachiaria brizantha Stapf. cv. Marandu cultivada em solo previamente contaminado
(Universidade Federal de São Carlos, 2014-03-21)
Recent research and advances in analytical chemistry show that the total content determination of an element, although it is essential, is limited since it is not sufficient to provide information about the bioavailability ...
Estratégias espectroanalíticas para análise química inorgânica de plantas medicinais
(Universidade Federal de São Carlos, 2014-12-01)
This thesis describes the development of analytical procedures based on direct solid analysis by high-resolution continuum source atomic absorption spectrometry in graphite furnace (SS-HR-CS GF AAS) and aqueous solutions ...
Eletrodo de diamante dopado com boro para a determinação voltamétrica/amperométrica de antihelmínticos e anti-hipertensivos
(Universidade Federal de São Carlos, 2014-06-27)
In this work it was developed, firstly, one method for determination of anthelmintic albendazole (ABZ) using differential pulse voltammetry (DPV) and the boron doped diamond (BDD) electrode catholically pretreated (BDD-CPT). ...