Insecticides and herbicides in soils 99
Table 3.6 Continued
Herbicide
Extraction method
Comments
Reference
Toxaphene
–
Electron capture negative
230
spectrometry then highperformance liquid
chromatography and
capillary gas chromatography
Dimethoate
–
Spectrophotometric flotation231
dissolution reaction with
molybdate and methylene blue
and spectrophotometric finish
Bentazone
–
High-performance liquid
232
chromatography with
photodiode array detection
Dichlorobenil
Steam distillation
High-performance liquid
233
Chromatography
Chloropyrifus
Supercritical fluid
–
234
metabolite
extraction and
subcritical water
Extraction
Flumeton
CO 2 supercritical
–
235
fluid extraction
Danjiamitacoride
Acid-base reflux
Derivatisation with
236
and Metabolites
petroleum ether
heptafluorobuextraction
tyranilide, then gas
chromatography with
mass spectrophotometric
detection
Hexazinone and
–
Clean-up then microcolumn
237
metabolites
gas chromatography
Chlorpyrifos
–
Comparison of enzyme238
linked immunoassay
(ELISA) methods
Metalaxyl
–
Study of chiral separations
239
to study microbial enantioselective degradation of
Methalaxyl in soil
Imugen
–
Gas chromatography of
240
N formyl-N
1 :3,4
two images metabolites
dichlorophenyl
trichloroacetaldehyde
hyradminal
Dicamba 2,3D,
–
High resolution
80
(2-methoxy 3,6
gas chromatographydichlorokenzoic acid)
mass spectrometry
Chlorophenoxy –
Supercritical
–
241
acetic acid
fluid extraction
with methanol
modified carbon
dioxide
(Continued)