Browsing Journal Articles by Subject "Purity determination"
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Caracterização da pureza de fosfatidilcolina da soja através de RMN de 1H e de 31P
(2008) [Journal article]A strategy is proposed to evaluate the purity of phosphatidylcholine from soybean lecithin, obtained by extraction or column chromatography, using the integrals ratio of 1H NMR spectra. Integrals of methylene signals, ...