Molecules,
Год журнала:
2023,
Номер
28(2), С. 639 - 639
Опубликована: Янв. 8, 2023
Emerging
chromium
(Cr)
species
have
attracted
increasing
concern.
A
majority
of
Cr
species,
especially
hexavalent
(Cr(VI)),
could
lead
to
lethal
effects
on
human
beings,
animals,
and
aquatic
lives
even
at
low
concentrations.
One
the
conventional
water-treatment
methodologies,
adsorption,
remove
these
toxic
efficiently.
Additionally,
adsorption
possesses
many
advantages,
such
as
being
cost-saving,
easy
implement,
highly
efficient
facile
design.
Previous
research
has
shown
that
application
different
adsorbents,
carbon
nanotubes
(carbon
(CNTs)
graphene
oxide
(GO)
its
derivatives),
activated
carbons
(ACs),
biochars
(BCs),
metal-based
composites,
polymers
others,
is
used
for
removal
from
contaminated
water
wastewater.
The
progress
in
recent
years
are
reviewed,
mechanisms
also
discussed
development
trend
treatment
by
proposed.
Desalination and Water Treatment,
Год журнала:
2024,
Номер
319, С. 100576 - 100576
Опубликована: Июль 1, 2024
In
the
realm
of
environmental
engineering
and
water
treatment,
significant
attention
has
been
devoted
to
removal
hexavalent
chromium
Cr
(VI)
from
wastewater.
Delving
into
mechanisms
adsorption
reveals
a
complex
interplay
ion
exchange,
surface
complexation,
electrostatic
interactions
dictating
binding
various
materials.
Utilizing
diverse
adsorbents
like
2-D
materials,
metal
oxides,
bio-based
substances
is
driven
by
their
exceptional
absorptive
capacity
specificity.
Key
parameters
such
as
pH,
temperature,
initial
concentration,
dosage
are
scrutinized
optimize
efficiency
adsorbent
ascertain
nature
adsorbate.
Beyond
natural
sources,
human
activities
have
exacerbated
contamination
across
ecosystems,
posing
threat
food
chains
due
chromium's
non-biodegradable
persistence.
Chromium
affects
wide
range
life
forms,
including
humans,
aquatic
organisms,
terrestrial
species,
through
accumulation
repercussions
discharge.
The
leaching
ground
triggers
health
issues
dermatitis,
allergic
reactions,
skin
ulcerations,
bronchial
carcinoma,
asthma,
gastroenteritis.
This
review
intended
list
different
treatment
technologies
for
along
with
mechanism.
Different
types
sensors
used
detection
also
explored.
