Exploring the potential of carbon quantum dots (CQDs) as an advanced nanomaterial for effective sensing and extraction of toxic pollutants
Hassan Elzain Hassan Ahmed,
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Mustafa Soylak
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TrAC Trends in Analytical Chemistry,
Journal Year:
2024,
Volume and Issue:
180, P. 117939 - 117939
Published: Aug. 28, 2024
Language: Английский
Magnetic Solid‐Phase Extraction of Benzoic Acids in Fruit Juices Using Hydrophilic Metal‐Organic Framework MIL‐101(Cr) Coated with Magnetic Nanoparticles
Yu Jiang,
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Hong Pan,
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Min Xie
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et al.
Journal of Separation Science,
Journal Year:
2025,
Volume and Issue:
48(3)
Published: March 1, 2025
ABSTRACT
In
this
study,
magnetic
Fe
3
O
4
‐coated
metal‐organic
framework
composites,
CONH
2
‐MIL‐101(Cr)/Fe
,
were
synthesized
by
depositing
particles
on
the
surface
of
amidated
MIL‐101(Cr).
The
scanning
electron
microscope
images
show
that
MIL‐101(Cr)
crystals
uniformly
coated
particles.
hysteresis
curve
reveals
a
saturated
magnetization
value
23.47
emu/g.
water
contact
angle
decreases
from
61.00°
to
12.88°
after
amidation
and
coating.
solid‐phase
extraction
(MSPE)
efficiency
for
benzoic
acid
derivatives
was
studied.
Under
optimal
conditions,
adsorption
desorption
processes
can
be
completed
within
5
min,
maximum
capacity
protocatechuic
(PCA)
vanillic
(VA)
is
10.31
17.30
mg/g.
Coupling
MSPE
with
high‐performance
liquid
chromatography‐ultraviolet
detection,
detection
limit
PCA
VA
0.29
0.58
ng/mL,
respectively.
mean
recoveries
in
spiked
samples
ranged
82.85%–91.27%
relative
standard
deviations
lower
than
0.33%–5.33%.
This
study
provides
inspiration
fabrication
novel
sorbents,
reliable
method
analysis
derivatives.
Language: Английский
Determination Of Strobilurin Fungicides Residual in Vegetables Based on Amino modified Magnetic Graphene Oxide Solid Phase Extraction Coupled with GC-MS/MS
Qinghua Yang,
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Qianying Qiu,
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Yilan Shi
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et al.
Journal of Chromatography A,
Journal Year:
2024,
Volume and Issue:
1739, P. 465455 - 465455
Published: Nov. 7, 2024
Language: Английский
Development of a novel second-generation polyester dendritic functionalized graphene oxide for efficient pipette tip micro solid-phase extraction and detection of venlafaxine and desvenlafaxine in urine
Xuesong Liu,
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Liren Cheng,
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Yehong Han
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et al.
Journal of Chromatography A,
Journal Year:
2024,
Volume and Issue:
1740, P. 465582 - 465582
Published: Dec. 3, 2024
Language: Английский
Determination of organochlorine pesticide residues in food by polystyrene coated silica magnetic microspheres combined with gas chromatography-mass spectrometry
Jinxin Wang,
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Yilan Shi,
No information about this author
Yifan Pan
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et al.
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
207, P. 112077 - 112077
Published: Nov. 1, 2024
Language: Английский
Development of polybenzidine-modified magnetic poly β-cyclodextrin nanosorbent for microextraction and GC-FID analysis of PAHs in cereals and water samples
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
207, P. 112193 - 112193
Published: Nov. 16, 2024
Language: Английский
Covalent organic frameworks blended cellulose nanocrystal for in-needle syringe solid phase extraction of polycyclic aromatic hydrocarbons in dark roasted coffee
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
206, P. 111566 - 111566
Published: Sept. 4, 2024
Language: Английский
Ultrasensitive electrochemical aptasensors based on trimetallic AuPt-Ru nanoparticles decorated RGO with disposable and low-cost goldleaf electrode for aflatoxin B1 quantification in agricultural products
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
unknown, P. 112631 - 112631
Published: Dec. 1, 2024
Language: Английский