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Determinação do grau API e teor de enxofre e nitrogênio em petróleo usando ATR-FTIR e métodos quimiométricos
(Universidade Federal de Santa Maria, 2019-11-25)
Parameters such as API gravity and sulfur and nitrogen concentrations are important to determine crude oil quality. API, S and N grade determinations were evaluated by ASTM D-7042, ASTM D-5453 and ASTM D-4629 methods, ...
Determinação colorimétrica de glicose em soluções de reidratação utilizando imagens digitais
(Universidade Federal de Santa Maria, 2023-12-04)
Carbohydrates are very important biomolecules for life. As well as being the main
source of energy production in non-photosynthetic cells, they also have structural and
energy storage functions. Oral rehydration solutions ...