Molecules,
Journal Year:
2020,
Volume and Issue:
25(9), P. 2182 - 2182
Published: May 7, 2020
Polycyclic
aromatic
hydrocarbons
(PAHs)
comprise
a
group
of
chemical
compounds
consisting
two
or
more
fused
benzene
rings.
PAHs
exhibit
hydrophobicity
and
low
water
solubility,
while
some
their
members
are
toxic
substances
resistant
to
degradation.
Due
levels
in
environmental
matrices,
preconcentration
step
is
usually
required
for
determination.
Nowadays,
there
wide
variety
sample
preparation
techniques,
including
micro-extraction
techniques
(e.g.,
solid-phase
microextraction
liquid
phase
microextraction)
miniaturized
extraction
dispersive
extraction,
magnetic
stir
bar
sorptive
fabric
etc.).
Compared
the
conventional
these
novel
show
benefits,
reduced
organic
solvent
consumption,
they
time
cost
efficient.
A
plethora
adsorbents,
such
as
metal-organic
frameworks,
carbon-based
materials
molecularly
imprinted
polymers,
have
been
successfully
coupled
with
techniques.
This
review
focuses
on
recent
advances
from
utilizing
approaches
adsorbents.
Advanced Science,
Journal Year:
2018,
Volume and Issue:
5(12)
Published: Oct. 17, 2018
Abstract
Porous
organic
frameworks
(POFs),
a
general
term
for
covalent‐organic
(COFs),
covalent
triazine
(CTFs),
porous
aromatic
(PAFs),
etc.,
are
constructed
from
building
monomers
with
strong
bonds
and
have
generated
great
interest
among
researchers.
The
remarkable
features,
such
as
large
surface
areas,
permanent
porosity,
high
thermal
chemical
stability,
convenient
functionalization,
promote
the
potential
of
POFs
in
diverse
applications.
A
critical
overview
important
development
design
synthesis
COFs,
CTFs,
PAFs
is
provided
their
state‐of‐the‐art
applications
analytical
chemistry
discussed.
functional
composites
been
explored
advanced
materials
“turn‐off”
or
“turn‐on”
fluorescence
detection
novel
stationary
phases
chromatographic
separation,
well
promising
adsorbent
sample
preparation
methods.
In
addition,
prospects
utilization
also
presented.
These
can
offer
an
outlook
reference
further
study
POFs.
