Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 30, 2025
Field
analysis
of
heavy
metals
in
biological
samples
is
essential
for
assessing
their
potential
threats
to
human
health.
The
development
portable
pretreatment
and
detection
devices
crucial
address
this
challenge.
Herein,
a
magnetic
field-accelerated
nonthermal
plasma
digestion
device
using
dielectric
barrier
discharge
(DBD)
designed
the
rapid
environmentally
friendly
subsequently
combined
with
point
discharge-optical
emission
spectrometry
(PD-OES)
sensitive
determination
metals.
With
assistance
field,
DBD
batch
six
H2O
+
H2O2
HNO3
system
can
be
completed
within
25-40
min,
achieving
efficiencies
92-99%.
application
field
enhances
electron
density,
excitation
temperature,
current,
power
plasma,
thereby
reducing
time
by
40-69%.
solution
directly
performed
miniature
injection-detector
based
on
hydride
generation-PD-OES.
Under
optimized
conditions,
limits
Pb,
Sb,
Sn,
Bi
are
2.4-8.2
μg
L-1
(0.048-0.16
mg
kg-1),
precisions
<5%.
accuracy
practicability
present
verified
measuring
several
certified
reference
materials,
including
GBW10023
(laver)
GBW10044
(rice),
real
rice,
laver,
fish,
milk,
blood
samples.
its
advantages
environmental
sustainability,
short
time,
compact
size,
lightweight
design,
provides
simple
efficient
tool
toxic
elements
RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(16), P. 10814 - 10825
Published: Jan. 1, 2024
CQDs
were
synthesized
using
glucose
as
the
C
source,
and
N-CQDs,
B-CQDs,
S-CQDs
by
doping
with
N,
B,
S
atoms.
The
colorimetric
sensor
properties
of
for
detection
heavy
metals
examined.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 30, 2025
Field
analysis
of
heavy
metals
in
biological
samples
is
essential
for
assessing
their
potential
threats
to
human
health.
The
development
portable
pretreatment
and
detection
devices
crucial
address
this
challenge.
Herein,
a
magnetic
field-accelerated
nonthermal
plasma
digestion
device
using
dielectric
barrier
discharge
(DBD)
designed
the
rapid
environmentally
friendly
subsequently
combined
with
point
discharge-optical
emission
spectrometry
(PD-OES)
sensitive
determination
metals.
With
assistance
field,
DBD
batch
six
H2O
+
H2O2
HNO3
system
can
be
completed
within
25-40
min,
achieving
efficiencies
92-99%.
application
field
enhances
electron
density,
excitation
temperature,
current,
power
plasma,
thereby
reducing
time
by
40-69%.
solution
directly
performed
miniature
injection-detector
based
on
hydride
generation-PD-OES.
Under
optimized
conditions,
limits
Pb,
Sb,
Sn,
Bi
are
2.4-8.2
μg
L-1
(0.048-0.16
mg
kg-1),
precisions
<5%.
accuracy
practicability
present
verified
measuring
several
certified
reference
materials,
including
GBW10023
(laver)
GBW10044
(rice),
real
rice,
laver,
fish,
milk,
blood
samples.
its
advantages
environmental
sustainability,
short
time,
compact
size,
lightweight
design,
provides
simple
efficient
tool
toxic
elements
