E3S Web of Conferences,
Journal Year:
2024,
Volume and Issue:
585, P. 09012 - 09012
Published: Jan. 1, 2024
The
paper
analyses
the
possibility
of
treating
textile
wastewater
contaminated
with
synthetic
dye
Acid
Violet
109
in
a
microreactor
system
using
advanced
oxidation
process.
Wastewater
from
industry
pose
risk
to
environment.
Effluents
this
type
could
be
treated
on
many
different
ways
but
them
have
toxic
byproducts
and
also
high
operation
maintenance
costs.
Advanced
processes
show
success
acceptable
operating
Alternative
solution
for
dealing
dyes
is
treatment
systems.
Treatment
simulated
Fenton’s
reagent
was
investigated.
Microreactor
set
consisted
two
plunger
pump
units,
mixer
PTFE
tube.
Efficiency
decolourisation
has
been
determined,
focus
parameters,
reactants
flow
molar
ratio
reaction
mixture.
Frontiers in Bioscience-Elite,
Journal Year:
2024,
Volume and Issue:
16(3)
Published: Sept. 19, 2024
Background:
Azo
pigments
are
widely
used
in
the
textile
and
leather
industry,
they
generate
diverse
contaminants
(mainly
wastewater
effluents)
that
affect
biological
systems,
rhizosphere
community,
natural
activities
of
certain
species.
Methods:
This
review
was
performed
according
to
Systematic
Reviews
Meta
Analyses
(PRISMA)
methodology.
Results:
In
last
decade,
use
Streptomyces
species
as
azo-degraders
has
increased,
these
bacteria
mainly
isolated
from
mangroves,
dye-contaminated
soil,
marine
sediments.
such
acid
orange,
indigo
carmine,
Congo
red,
Evans
blue
most
studied
compounds
for
degradation,
produces
extracellular
enzymes
peroxidase,
laccase,
azo
reductase.
These
cleave
molecule
through
asymmetric
cleavage,
followed
by
oxidative
desulfonation,
deamination,
demethylation.
Typically,
some
lignin-derived
phenolic
mediators
improve
enzyme
activity.
The
degradation
process
generates
compounds,
majority
which
toxic
human
cells
and,
cases,
can
germination
horticulture
plants.
Conclusions:
Future
research
should
include
analytical
methods
detect
all
molecules
generated
processes
determine
involved
reactions.
Moreover,
future
studies
delve
into
consortium
efficiency
observe
relationship
between
microorganisms
scale-up
biotechnological
applications
treatment
industry.
Processes,
Journal Year:
2024,
Volume and Issue:
12(10), P. 2222 - 2222
Published: Oct. 11, 2024
This
study
explores
a
novel
bioremediation
approach
using
continuous
upflow
fixed
bed
bioreactor
with
date
pedicels
as
biosupport
material.
Date
offer
dual
advantage:
providing
microbial
support
and
potentially
acting
biostimulant
due
to
their
inherent
nutrients.
research
is
divided
into
two
phases:
without
introduction.
The
bioreactor’s
efficiency
in
removing
common
textile
dyes,
RB19
DR227,
was
evaluated
under
various
conditions:
high,
the
effect
of
initial
concentration
pollutant,
recycling
solution
within
bioreactor.
Optimization
studies
revealed
an
83%
removal
yield
dye
pollutant
100
mg·L−1
activated
sludge
inoculum.
developed
its
own
bacterial
consortium
inoculation.
Microscopic
analysis
confirmed
presence
diverse
community,
including
protozoa
(Aspidisca
Paramecium),
nematodes,
diatoms.
exhibited
efficient
across
range
concentrations
(20–100
mg/L)
similar
efficiencies
(around
65%).
Interestingly,
for
DR227
concentration-dependent.
demonstrated
ability
enhance
biodegradability
treated
solutions.
Phytotoxicity
tests
watercress
lettuce
seeds
no
negative
impacts
on
plant
growth.
SEM
FTIR
analyses
were
conducted
examine
material
before
after
biotreatment.
E3S Web of Conferences,
Journal Year:
2024,
Volume and Issue:
585, P. 09012 - 09012
Published: Jan. 1, 2024
The
paper
analyses
the
possibility
of
treating
textile
wastewater
contaminated
with
synthetic
dye
Acid
Violet
109
in
a
microreactor
system
using
advanced
oxidation
process.
Wastewater
from
industry
pose
risk
to
environment.
Effluents
this
type
could
be
treated
on
many
different
ways
but
them
have
toxic
byproducts
and
also
high
operation
maintenance
costs.
Advanced
processes
show
success
acceptable
operating
Alternative
solution
for
dealing
dyes
is
treatment
systems.
Treatment
simulated
Fenton’s
reagent
was
investigated.
Microreactor
set
consisted
two
plunger
pump
units,
mixer
PTFE
tube.
Efficiency
decolourisation
has
been
determined,
focus
parameters,
reactants
flow
molar
ratio
reaction
mixture.
