Series
of
β-cyclodextrin
(β-CD)-based
magnetic
hyper-crosslinked
polymers
(CD-gs-MHCPs)
were
synthesized
by
crosslinking
β-CD-graft-styrene
(CD-gs)
with
different
rigid
crosslinkers,
which
delivered
superior
adsorption
performance
for
triazine
herbicides
(THs).
The
mechanism
study
revealed
that
the
effective
CD-gs-MHCP
THs
can
be
ascribed
to
hydrogen
bonds,
hydrophobic
interaction,
π-π
stacking
interaction
and
pore
adsorption.
Combined
based
solid-phase
extraction
(MSPE)
high-performance
liquid
chromatography,
quantitative
analysis
in
river
water
vegetable
samples
(zucchini,
pakchoi)
was
successfully
achieved.
Under
optimal
conditions,
low
detection
limit
(S/N
=
3)
four
obtained
from
0.05
0.15
ng
mL-1
0.31-3.10
g-1
samples.
This
work
not
only
offers
a
new
strategy
fabrication
β-CD-based
HCPs,
but
also
provided
practical
method
efficient
isolation
sensitive
trace
residues
complex
Environmental Engineering Science,
Год журнала:
2024,
Номер
41(3), С. 79 - 94
Опубликована: Янв. 10, 2024
A
class
of
pesticides
known
as
neonicotinoids
is
commonly
used
in
agriculture,
but
the
are
harmful
to
bees,
other
pollinators,
and
humans.
To
detect
environment,
sensitive
selective
methods
needed.
The
conventional
techniques
gas
chromatography-mass
spectrometry
(GC-MS)
high-performance
liquid
chromatography
(HPLC)
effective,
expensive
time-consuming.
promising
alternative
real-time
detection
electrochemical
analysis,
since
it
relatively
inexpensive
can
be
performed
instantly.
Electrochemical
sensors
primarily
surface
working
electrode.
Various
modifiers
employed
enhance
sensitivity
selectivity
sensor.
This
review
article
focuses
on
recent
advances
neonicotinoid
technologies
using
metal/metal
oxide
nanoparticles,
graphene/graphene
oxide,
carbon
nanotubes,
metal-organic
frameworks,
conducting
polymers.
detailed
descriptions
developed
sensors,
including
sensitivity,
selectivity,
limits,
sample
complexity,
field
applicability,
presented.
also
discussed
current
challenges
future
prospects
for
monitoring.
