Journal of Hazardous Materials,
Journal Year:
2023,
Volume and Issue:
464, P. 132970 - 132970
Published: Nov. 10, 2023
Ibuprofen
(IBP)
is
a
widely
used
drug
of
environmental
concern
as
emerging
contaminant
due
to
its
low
elimination
rates
by
wastewater
treatment
plants
(WWTPs),
leading
the
contamination
environment,
where
IBP
introduced
mainly
from
discharge
and
sewage
sludge
fertilizer.
This
study
describes
application
consortium
acclimated
with
ibuprofen
(consortium
C7)
accelerate
biodegradation
both
in
solution
sludge.
500
mg
L
International Journal of Environmental Research and Public Health,
Journal Year:
2022,
Volume and Issue:
19(20), P. 13105 - 13105
Published: Oct. 12, 2022
There
are
several
techniques
for
the
removal
of
pharmaceuticals
(drugs)
from
wastewater;
however,
strengths
and
weaknesses
have
been
observed
in
their
elimination
processes
that
limit
applicability.
Therefore,
we
aimed
to
evaluate
best
municipal
hospital
wastewater.
For
this,
a
non-experimental,
descriptive,
qualitative–quantitative
design
was
used,
corresponding
systematic
review
without
meta-analysis.
Based
on
established
inclusion
exclusion
criteria,
31
open-access
articles
were
selected
Scopus,
ProQuest,
EBSCOhost,
ScienceDirect
databases.
The
results
showed
high
concentrations
analgesics
such
as
naproxen
(1.37
mg/L)
antibiotics
norfloxacin
(0.561
frequently
found
wastewater
reverse
osmosis,
ozonation,
activated
sludge
efficiency,
achieving
values
99%.
It
concluded
osmosis
is
one
most
efficient
eliminating
ofloxacin,
sulfamethoxazole,
carbamazepine,
diclofenac
wastewater,
with
rates
ranging
96
99.9%,
while
technique
proved
be
efficient,
range
41–99%.
PeerJ,
Journal Year:
2023,
Volume and Issue:
11, P. e14719 - e14719
Published: Feb. 1, 2023
The
environmental
fate
of
non-steroidal
anti-inflammatory
drugs
(NSAIDs)
in
the
urban
water
cycle
is
still
uncertain
and
their
status
mainly
assessed
based
on
specific
components
information
human
risk
assessments.
This
study
(a)
explores
NSAIDs
(ibuprofen,
IBU;
naproxen,
NAP;
ketoprofen,
KET;
diazepam,
DIA;
diclofenac,
DIC)
cycle,
including
wastewater,
river,
treated
via
gas
chromatography-mass
spectrophotometry
(GCMS),
(b)
assesses
efficiency
reducing
targeted
sewage
treatment
plant
(STP)
using
analysis
variance
(ANOVA),
(c)
evaluates
ecological
assessment
these
teratogenic
index
(TI)
quotient
(RQ).
primary
receptor
contaminants
comes
from
areas,
as
a
high
concentration
detected
(ranging
5.87
×
10
3
to
7.18
4
ng/L).
percentage
removal
STP
ranged
25.6%
92.3%.
NAP
KET
were
at
trace
levels
water,
indicating
persistent
presence
cycle.
TI
values
for
DIA
(influent
effluent)
more
than
1,
showing
effect.
IBU,
KET,
DIC
had
less
lethal
embryo
effects.
can
be
classified
Human
Pregnancy
Category
C
(2.1
>
≥
0.76).
work
proved
that
exist
current
which
could
induce
adverse
effects
humans
environment
(RQ
low-risk
categories).
Therefore,
they
should
minimized,
if
not
eliminated,
sources
pollutant
(
i.e
.,
STPs).
These
pollutants
considered
priority
monitored,
given
focus
to,
listed
guideline
due
ACS ES&T Water,
Journal Year:
2023,
Volume and Issue:
3(12), P. 3905 - 3915
Published: Nov. 15, 2023
Quantifying
organic
micropollutants
(OMPs)
in
aquatic
environments
and
assessing
their
removal
by
water
treatment
requires
expensive
time-consuming
analyses
typically
using
liquid
chromatographic
separation
tandem
mass
spectrometry
(LC-MS/MS).
In
this
study,
we
evaluated
the
potential
for
detecting
fluorescent
OMPs
via
spectroscopy,
which
is
cheap,
rapid,
widely
accessible.
The
method
involved
a
priori
PARAFAC
models
to
eliminate
interfering
background
fluorescence
emitted
naturally
occurring
dissolved
matter.
Of
20
screened
pharmaceutical
OMPs,
three
(ciprofloxacin,
naproxen,
zolpidem)
with
calculated
quantum
yields
0.14,
0.21,
0.71,
respectively,
could
be
quantified
low
μg
L–1
range
when
added
alone
or
combination
samples
without
any
sample
pretreatment
other
than
filtration
pH
adjustment.
Limits
of
detection
all
were
1.0–3.3
surface
waters,
while
wastewater,
they
0.6–9.0
ciprofloxacin
naproxen
1.0–2.6
zolpidem.
Given
high
cost
widespread
availability
fluorometers,
new
approach
will
improve
access
rapid
cost-effective
results
supporting
data-intensive
lab-scale
studies,
wherein
types
studied
concentration
ranges
are
under
control
analyst.
Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
320, P. 100675 - 100675
Published: Aug. 6, 2024
Solar
photocatalytic
degradation
of
Naproxen
(NPX)
in
a
synthetic
wastewater
was
evaluated
with
synthesized
nitrogen
doped
TiO2
and
ZnO
compared
commercial
ZnO.
The
effect
operating
parameters
such
as
initial
NPX
concentration
(1–3.5
mg/l),
catalyst
dosage
(0.15–0.5
g/l),
pH
(4.5–9.0),
contact
time
(0–330
min)
on
investigated
detail.
batch
study
showed
93
%,
90
71
%
85
average
solar
intensities
(1200–1420
W/m2)
ZnO,
N-ZnO,
N-TiO2
respectively
for
optimised
conditions
(initial
concentration-2
mg/l,
(ZnO
&
N-ZnO)−0.35
g/l,
(TiO2
N-TiO2)−0.15
pH-4.5
time-180
min).
Kinetic
investigations
were
carried
out
the
1
h
duration
it
complied
pseudo-first
order
kinetics
four
catalysts,
whereas
highest
rate
constant
(k
=
0.0331/minutes).
Depth
reactor
solution
had
no
significant
impact
degradation.
Continuous
process
conducted
along
TOC
analysis
HRT
60
min,
which
mineralization
efficiencies
36
26
16
N-TiO2,
N-ZnO
respectively.
90th
percentile
light
intensity
corresponding
to
maximum
found
be
1100
W/m2.
Quantum
yield
calculated
without
catalyst,
35
3.5
photolysis.
intermediates
efficiency
analysed
using
LC-MS
analyzer
This
concluded
that
better
removal
formation
simpler
compounds
organic
acids
end
products.
