https://repositorio.ufba.br/handle/ri/5314
Tipo: | Artigo de Periódico |
Título: | Determination of phosphorus in biodiesel using FIA with spectrophotometric detection |
Título(s) alternativo(s): | Fuel |
Autor(es): | Lira, Liliana Fátima Bezerra Santos, Daniele Cristina Muniz Batista dos Guida, Mauro Agildo Barbosa Stragevitch, Luiz Korn, Maria das Graças Andrade Pimentel, Maria Fernanda Paim, Ana Paula Silveira |
Autor(es): | Lira, Liliana Fátima Bezerra Santos, Daniele Cristina Muniz Batista dos Guida, Mauro Agildo Barbosa Stragevitch, Luiz Korn, Maria das Graças Andrade Pimentel, Maria Fernanda Paim, Ana Paula Silveira |
Abstract: | In this work, a method for the determination of phosphorus in biodiesel (B100) using flow injection anal- ysis with spectrophotometric detection (FIA-SD) is described. Samples were digested using an acid mix-ture in a heating block. The phosphorus concentrations obtained by the (FIA-SD) method were similar to those obtained by the official method. Recovery tests show results between 98.6% and 101.0% for biodie-sel produced from sunflower and between 102.1% and 113.5% for biodiesel produced from castor and soy- beans. The limits of detection (LOD) and quantification (LOQ) obtained using the FIA system were 0.14 mg Lÿ1 and 0.46 mg Lÿ1, respectively. |
Palavras-chave: | Biodiesel FIA Phosphorus ICP OES Digestion |
URI: | http://www.repositorio.ufba.br/ri/handle/ri/5314 |
Data do documento: | 2011 |
Aparece nas coleções: | Artigo Publicado em Periódico (Química) |
Arquivo | Descrição | Tamanho | Formato | |
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__pdn.sciencedirect.com_....0-S0016236111003401-main.pdf Restricted Access | 136,69 kB | Adobe PDF | Visualizar/Abrir Solicitar uma cópia |
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