ABSTRACT GAS CHROMATOGRAPHIC DETERMINATION OF SORBIC, BENZOIC, P-HYDROXYBENZOIC AND SALICYLIC ACIDS
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Claudio Ciudad Banda1 |
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An analytical procedure is described for the quantitative estimation by gas chromatography of sorbic, benzoic, p-hydroxybenzoic and salicylic acids. The chromatographic step is performed through the formation of trimethyl silyl derivatives (TMSD) of the analyzed acids, using the method proposed by Sweeley. |
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1BioquÃmico y Tecnólogo de Alimentos: Jefe del Laboratorio de AgroquÃmica, Estación. Experimental La Platina, Instituto de Investigaciones Agropecuarias (INiA), Casilla 5427, Santiago, Chile. |
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