ACS Omega,
Год журнала:
2023,
Номер
8(43), С. 40775 - 40784
Опубликована: Окт. 20, 2023
Metal-organic
frameworks
(MOFs),
a
material
known
for
its
multifunctionality,
chemical
stability,
and
high
surface
area,
are
now
commonly
utilized
as
an
adsorbent
water
treatment.
The
MOF
(MIL-88(Fe)-NH2)
was
synthesized
used
to
remove
the
toxic
herbicide
2,4-dichlorophenoxyacetic
acid
(2,4-D)
from
water.
MIL-88(Fe)-NH2
fully
characterized
using
multiple
techniques.
A
systematic
investigation
conducted
evaluate
key
parameters
that
impact
adsorption
process,
which
include
coexisting
anions,
dosage,
solution
pH.
isotherm
fitted
Langmuir
model,
while
kinetics
were
pseudo-second-order.
process
both
chemisorption
endothermic.
capacity
increased
with
rising
temperatures.
has
maximum
of
345.25
mg
g-1
removing
2,4-D,
significantly
higher
than
previous
adsorbents
this
purpose.
mechanism
could
be
ascribed
hydrogen
bonding,
pore
filling,
π-π
conjugations
between
2,4-D
molecules
adsorbent,
electrostatic
interactions.
Furthermore,
showed
only
slight
decrease
after
five
successive
recycles,
it
easily
regenerated
through
solvent
washing.
When
in
environmental
samples,
especially
those
containing
electronic
wastes,
demonstrated
satisfactory
reusability.
is
more
practical
reusable
better
shorter
equilibrium
time
compared
previously
reported
adsorbents.
