Characterization of Pinus pinaster bark and its alkaline extracts by diffuse reflectance Fourier transform infrared (DRIFT) spectroscopy

被引:23
作者
Vázquez, G [1 ]
Freire, S [1 ]
González, J [1 ]
Antorrena, G [1 ]
机构
[1] Univ Santiago de Compostela, Fac Chem, Dept Chem Engn, Santiago De Compostela 15706, Spain
关键词
D O I
10.1007/s001070050387
中图分类号
TB3 [工程材料学]; TS [轻工业、手工业、生活服务业];
学科分类号
0805 ; 080502 ; 0822 ;
摘要
DRIFT Spectroscopy has been used to determine the Klason lignin and the polyflavonoids contents of Pinus pinaster bark and of the raffinates obtained after an alkaline extraction, and also the Stiasny number of the corresponding extracts. By means of a stepwise regression analysis a selection of the DRIFT spectra bands which allow to correlate satisfactorily the experimental results has been made.
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页码:57 / 61
页数:5
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