Abstract:
:A large number of passerine birds, mainly greenfinches, were found dead or dying in a hedgerow close to a field of onions recently sprayed with sodium monochloroacetate (SMCA). An analytical method is described for isolating monochloroacetic acid from bird tissues, as its potassium salt, by ion exchange chromatography. The ion exchange eluate is evaporated to dryness, acidified, extracted with ether and the ethereal extract methylated with diazomethane. The concentration of the methyl ester of monochloroacetic acid is determined using the Mass Selective Detector in the selected ion mode. Chemical analysis confirmed the exposure of the birds to SMCA. It is calculated that 50 microliter of spray contained the lethal dose of SMCA for a greenfinch.
journal_name
Forensic Sci Intjournal_title
Forensic science internationalauthors
Quick MP,Porter S,Bennett AC,Fleetwood AJdoi
10.1016/0379-0738(92)90075-8keywords:
subject
Has Abstractpub_date
1992-04-01 00:00:00pages
1-8issue
1eissn
0379-0738issn
1872-6283pii
0379-0738(92)90075-8journal_volume
54pub_type
杂志文章abstract::Two rapid and reliable electrophoretic techniques for PGM1 and EsD typing on ultrathin polyacrylamide gels are described. They have been based on non-equilibrium pH gradient electrophoresis and on the addition of chemical spacers (EPPS for PGM1 and HEPES for EsD) to the gel mixture. ...
journal_title:Forensic science international
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journal_title:Forensic science international
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journal_title:Forensic science international
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pub_type: 杂志文章,评审
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journal_title:Forensic science international
pub_type: 杂志文章
doi:10.1016/j.forsciint.2007.06.017
更新日期:2008-03-05 00:00:00
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pub_type: 杂志文章
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