Unlocking the Potential of Basalt Quarry Dust for Sustainable Removal of Toxic Malachite Green Dye: Characterization, Adsorption Behaviour and Optimization Analysis Using Soft Computing-Based Modeling
Abstract
Amidst
the
increasing
problems
of
water
scarcity
and
textile
pollution,
wastewater
treatment
industry
is
in
dire
need
affordable
adsorbents.
The
needs
to
find
cost-effective
ways
mitigate
its
environmental
impact,
as
it
a
major
cause
pollution.
Since
stress
globally,
adsorbents
are
crucial
for
providing
sustainable
approachable
solutions
pollution
problems,
guaranteeing
efficient
treatment,
encouraging
preservation
face
growing
concerns.
purpose
this
study
determine
how
well
waste
basalt
quarry
dust
(BQD)
works
an
adsorbent
remove
malachite
green
(MG)
dye,
cationic
dye
that
source
characterization
BQD
reveals
zeta
potential
-23.3
mV,
which
promising
indication
MG
adsorption.
According
BET
analysis,
surface
area
8.731
m2/g,
pore
volume
0.015
cc/g,
width
3.794
nm.
Various
kinetic
equilibrium
models
used
investigate
adsorption
process.
kinetics
show
well-fitted
pseudo-first-order
non-linear
model
with
adjusted
R2
value
0.99415.
This
shows
effective
reliable
adsorbent.
Sips
isotherm
excellent
fit
0.9827,
demonstrating
robustness
Thermodynamic
studies
emphasize
spontaneity
exothermic
nature
In
addition
these,
response
methodology
optimising
removal
efficiency,
quadratic
central
composite
design
process,
exhibiting
predicted
0.9917,
greater
than
artificial
neural
network
(R2
=
0.9698).
Desorption
also
demonstrate
remarkable
resilience
adsorbent,
maintaining
85%
effectiveness
after
five
cycles
using
0.5
M
HCl
eluent.
highlights
long-term
reuse
BQD,
supporting
circular
economy
by
advancing
development
processes
environmentally
friendly,
utilizing
byproducts
from
one
resources
treat
another.
Research Square (Research Square), Год журнала: 2024, Номер unknown
Опубликована: Ноя. 5, 2024
Язык: Английский
