Water Research,
Год журнала:
2022,
Номер
225, С. 119130 - 119130
Опубликована: Сен. 18, 2022
Organic
micropollutants
(OMPs)
in
drinking
water
constitute
a
potential
risk
to
human
health;
therefore,
effective
removal
of
these
pollutants
is
required.
Nanofiltration
(NF)
and
reverse
osmosis
(RO)
are
promising
membrane-based
technologies
remove
OMPs.
In
NF
RO,
the
rejection
OMPs
depends
on
properties
characteristics
membrane,
solute,
solution.
this
review,
we
discuss
how
can
be
included
models
study
predict
Initially,
an
OMP
classification
proposed
capture
relevant
58
Following
methodology
described
study,
more
new
easily
classification.
The
aims
increase
comprehension
mechanistic
understanding
removal.
Based
physicochemical
principles
used
classify
OMPs,
it
expected
that
other
same
groups
will
similarly
rejected.
From
classification,
present
overview
mechanisms
involved
specific
groups.
For
instance,
classified
as
perfluoroalkyl
substances
(e.g.,
perfluorooctanoic
acid,
PFOA).
These
highly
due
their
toxicity
at
extremely
low
concentration
well
persistence
omnipresence
environment.
Finally,
predicted
by
describing
both
membrane-solution
interface
calculating
transport
solutes
inside
membrane.
We
illustrate
importance
impact
different
interfacial
phenomena
propose
extended
Nernst-Plank
equation
calculate
across
membrane
convection,
diffusion,
electromigration.
show
theory
discussed
review
leads
improved
predictions
membranes.
Journal of Hazardous Materials,
Год журнала:
2023,
Номер
448, С. 130938 - 130938
Опубликована: Фев. 2, 2023
Chemical
pollution
is
still
an
underestimated
threat
to
surface
waters
from
natural
areas.
This
study
has
analysed
the
presence
and
distribution
of
59
organic
micropollutants
(OMPs)
including
pharmaceuticals,
lifestyle
compounds,
pesticides,
organophosphate
esters
(OPEs),
benzophenone
perfluoroalkyl
substances
(PFASs)
in
411
water
samples
140
Important
Bird
Biodiversity
Areas
(IBAs)
Spain,
evaluate
impact
these
pollutants
sites
environmental
relevance.
Lifestyle
pharmaceuticals
OPEs
were
most
ubiquitous
chemical
families,
while
pesticides
PFASs
showed
a
detection
frequency
below
25%
samples.
The
mean
concentrations
detected
ranged
0.1
301
ng/L.
According
spatial
data,
agricultural
been
identified
as
important
source
all
OMPs
compounds
have
related
artificial
wastewater
treatment
plants
(WWTPs)
discharges,
which
also
waters.
Fifteen
out
found
at
levels
posing
high
risk
for
aquatic
IBAs
ecosystems,
being
insecticide
chlorpyrifos,
antidepressant
venlafaxine
perfluorooctanesulfonic
acid
(PFOS)
concerning
compounds.
first
quantify
evidence
that
are
emerging
freshwater
ecosystems
essential
biodiversity
conservation.
The Science of The Total Environment,
Год журнала:
2023,
Номер
885, С. 163737 - 163737
Опубликована: Май 3, 2023
This
work
investigated,
during
one
year,
the
occurrence
and
fate
of
52
contaminants
emerging
concern
(CECs)
in
transnational
river
basins
coastal
areas
North
Portugal
Galicia
(NW
Spain)
wastewater
treatment
plants
(WWTPs)
discharging
on
these
environments.
The
different
CECs
investigated
included
pharmaceuticals,
personal
care
products,
industrial
chemicals,
among
others,
which
ca.
90
%
would
fulfill
persistence,
mobility
toxicity
criteria
proposed
by
German
Environmental
Agency.
results
showed
ubiquitous
presence
an
incomplete
removal
over
60
them
with
current
conventional
WWTPs.
These
findings
highlight
requirement
a
prominent
coordinated
upgrade
WWTP
treatments
order
to
meet
future
European
Union
regulations
urban
surface
water
quality.
In
fact,
even
some
compounds
exhibiting
high
removals,
such
as
caffeine
or
xylene
sulfonate,
were
frequently
detected
estuarine
waters
at
ng
L-1
level.
Thus,
our
preliminary
risk
assessment
study
concluded
that
18
presented
potential
for
environment,
being
caffeine,
sulpiride,
perfluorooctanoic
acid
(PFOA),
diclofenac,
fipronil
perfluorobutanoic
(PFBA)
most
concerning
ones.
Yet,
additional
data
well
more
robust
information
persistence
are
necessary
better
estimating
magnitude
problem
improve
assessment.
As
example,
case
antidiabetic
metformin,
recent
research
has
revealed
model
fish
species
concentration
levels
below
those
found
40
samples
analyzed
this
work.
Environmental Science and Pollution Research,
Год журнала:
2024,
Номер
31(10), С. 14791 - 14803
Опубликована: Янв. 27, 2024
Abstract
In
this
paper,
we
report
a
study
concerning
the
quantification
of
new
emerging
pollutants
in
water
as
request
from
third
European
Watch
List
mechanism.
The
EU
compound
was
investigated
by
an
internal
method
that
validated
terms
detection
limits,
linearities,
accuracy,
and
precision
accordance
with
quality
assurance
criteria,
it
used
to
monitor
several
rivers
11
Italian
regions.
methodology
developed
satisfactorily
5
500
ng
L
−1
for
studied,
applied
different
river
waters
sampled
Italy,
revealing
presence
drugs
antibiotics.
Rivers
were
monitored
2
years
two
campaigns
conducted
2021
2022.
A
total
19
on
45
samples.
most
detected
analytes
O-desmethylvenlafaxine
venlafaxine.
About
azole
compounds,
sulfamethoxazole,
fluconazole,
Miconazole
found.
antibiotics,
ciprofloxacin
amoxicillin
found
three
one
samples,
respectively.
Moreover,
statistical
analyses
have
significant
correlation
between
venlafaxine,
sulfamethoxazole
fluconazole
