INVESTIGATION OF PRETREATMENT TECHNIQUES FOR GAS-CHROMATOGRAPHIC DETERMINATION OF TRIBUTYLTIN AND TRIPHENYLTIN COMPOUNDS IN FISH TISSUE

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作者
KUROSAKI, H
YOKOYAMA, H
OZAKI, K
机构
关键词
DETERMINATION OF TRIBUTYLTIN AND TRIPHENYLTIN COMPOUNDS IN FISH TISSUE; COMPARISON OF EXTRACTION METHOD FROM FISH TISSUE; ANALYSIS BY CAPILLARY COLUMN GC-FLAME PHOTOMETRIC DETECTION; ALKALINE HYDROLYSIS OF FISH TISSUE;
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中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Five different extraction methods for gas chromatographic determination of tributyltin (TBT) and triphenyltin (TPT) compounds in fish tissue were compared. Analytical results of TBT in the sea bass tissue by 5 different methods varied from 0.013 to 0.098-mu-g g-1 and that of TPT varied from 0.18 to 0.78-mu-g g-1. No interfering peaks were found in the gas chromatograms. The method in which alkaline hydrolysis and extraction with hexane/ethyl acetate/ (1:1, v/v) mixture was used, gave the best analytical results.
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页码:T65 / T69
页数:5
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