VALIDATION OF ETHANOL DETERMINATION IN ALCOHOLIC BEVERAGES BY INFRARED SPECTROPHOTOMETRY USING ORTHOGONAL AND DERIVATIVE FUNCTIONS TO CORRECT FOR WATER-ABSORPTION

被引：6

作者：

LOPEZ-MAHIA, P

SIMAL-GANDARA, J

PASEIRO-LOSADA, P

机构：

[1] Universidad de Santiago de Compostela, Facultad de Farmacia, Departamento de Química Analítica, Nutrición y Bromatología, 15706 Santiago de Compostela La Coruna, Area de Nutricion y Bromatologia

来源：

VIBRATIONAL SPECTROSCOPY | 1992年 / 3卷 / 02期

关键词：

INFRARED SPECTROMETRY; ALCOHOLIC BEVERAGES; DERIVATIVE FUNCTIONS; ETHANOL; ORTHOGONAL POLYNOMIALS;

D O I：

10.1016/0924-2031(92)80006-N

中图分类号：

O65 [分析化学];

学科分类号：

070302 ; 081704 ;

摘要：

The IR spectrophotometric determination of ethanol in alcoholic beverages was optimized to provide a method free from interferences. Satisfactory results were obtained with the help of Glenn's orthogonal and first-derivative functions to correct for water absorption.

引用

页码：133 / 138

页数：6

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