International Journal of Environmental Health Research,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 14
Published: June 20, 2024
Sodium
dodecylbenzene
sulfonate
(SDBS),
a
predominant
component
in
detergents,
requires
an
evaluation
of
its
toxicological
potential
due
to
hazardous
environmental
levels.
Therefore,
we
evaluated
the
effects
SDBS
on
liver
and
kidney
male
Journal of Environmental Management,
Journal Year:
2024,
Volume and Issue:
366, P. 121859 - 121859
Published: July 16, 2024
Eight
on-site
greywater
treatment
facilities
of
four
different
types
(A,
B,
C
and
D)
were
investigated.
Three
commercially
available
package
plants
(A-C)
one
was
a
conventional
sand
filter
(D).
The
unit
Type
A
consisted
geotextile-fitted
trickling
bottom
layer,
the
B
packs
fibrous
mineral
wool
materials,
fine-meshed
plastic
filter.
systems
assessed
in
terms
their
removal
efficiency
for
organic
matter
(e.g.
BOD,
COD,
TOC),
nutrients
(nitrogen
phosphorus),
surfactants,
indicator
bacteria
(E.
coli
enterococci)
as
well
microplastics.
Systems
D
effectively
reduced
by
>96%
>94%
COD
>90%
TOC.
Their
effluent
BOD
<29
mg/l.
reduction
range
70-95%.
Removal
anionic
surfactants
with
concentration
<1
mg/l
all
facilities.
In
general,
ineffective
removing
E.
enterococci;
most
efficient
(type
D),
achieving
1.4-3.8
log
CLEAN - Soil Air Water,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 5, 2024
Abstract
The
impact
of
sodium
dodecyl
sulfate
(SDS,
as
model
linear
anionic
surfactant)
dosage
on
overall
nitrogen
removal
performance
anammox
reactor
alongside
its
microbial
population
and
sludge
properties
was
investigated.
In
this
study
(day
136),
an
anmmox
sequencing
batch
biofilm
subjected
to
gradual
SDS
from
0
20
mg
L
−1
.
Intriguingly,
results
revealed
that
at
≥7.5
prompted
disintegration,
evidenced
by
increased
protein
polysaccharide
content
in
the
effluent.
Nevertheless,
reactor's
average
total
efficiency
slightly
improved
83.12%
(0
)
86.3%
(20
).
16S
rRNA
gene
dosing
significantly
suppressed
unwanted
unavoidable
nitrite
oxidizing
bacteria
(NOBs)
abundance
genus
Nitrospira
declined
40.68%
1)
19.15%
136).
Candidatus
Kuenenia
1.86%
40.02%
136)
a
result
NOB
suppression.
This
low
concentration
surfactants
wastewater
does
not
affect
reactor.
Furthermore,
adding
concentrations
(≥7.5
may
effectively
suppress
notorious
NOBs
biofilm‐based
systems.
Journal of Surfactants and Detergents,
Journal Year:
2024,
Volume and Issue:
27(5), P. 801 - 811
Published: Feb. 6, 2024
Abstract
As
the
cosmetic
market
continues
to
transform,
innovative
ingredients
such
as
biosurfactants
(BS)
emerge
a
fundamental
step
towards
generation
of
products
characterized
by
efficacy,
safety,
and
environmental
responsibility.
In
alignment
with
global
push
natural,
renewable,
non‐toxic
materials,
BS
stands
out
an
interesting
alternative
conventional
synthetic
surfactants.
are
type
green
surfactants
compared
derived
from
petroleum
they
more
biodegradable
have
low
or
no
toxicity.
This
work
aimed
investigate
suitability
biosurfactant
extracted
yeast
Scheffersomyces
shehatae
(BS‐SS)
be
used
in
applications.
The
cytotoxicity
BS‐SS
was
tested
fibroblast
(L929)
keratinocyte
(HaCaT)
cell
lines
potential
for
ocular
irritation
assessed
hen's
egg
chorioallantoic
membrane
test
(HET‐CAM).
cleaning
efficiency
measured
ability
make‐up
removal
pig
skin.
Our
results
showed
that
IC
50
values
were
10.49
mg/mL
fibroblasts
11.77
keratinocytes,
did
not
result
hemorrhage,
lysis,
coagulation
damages
membrane,
which
classifies
solution
non‐irritant.
Therefore,
toxicity
vitro
skin
can
tolerable
safe
purposes.
featured
promising
properties,
similar
cleansing
activity
1%
SDS
micellar
water
lipstick
foundation
products.
conclusion,
indicate
its
use
International Journal of Environmental Health Research,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 14
Published: June 20, 2024
Sodium
dodecylbenzene
sulfonate
(SDBS),
a
predominant
component
in
detergents,
requires
an
evaluation
of
its
toxicological
potential
due
to
hazardous
environmental
levels.
Therefore,
we
evaluated
the
effects
SDBS
on
liver
and
kidney
male