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2747506 
Journal Article 
Determination of organotin compounds in water samples by solid phase microextraction (SPME) and GC./POISONING 
Guidotti, M; Vitali, M 
1997 
Yes 
Annali di Chimica
ISSN: 0003-4592
EISSN: 1612-8877 
BIOSIS/97/26884 
87 
7-8 
7-8 
English 
BIOSIS COPYRIGHT: BIOL ABS. A method for the determination of organotin compounds in water by Solid Phase Microextraction (SPME) has been developed. The compounds are derivatizated with sodium tetraethylborate (STEB), extracted by a SPME fiber covered with a 100 pm polydimethylsiloxane coating and desorbed into the splitless injector of a gas chromatograph (GC) coupled with a mass selective detector (MS). Sub-ppb detection limits have been obtained and calibration curves were linear in the range investigated (1-50 ppb). Analyses of spiked river water prove the suitability of the method.