Chemistry Reference
In-Depth Information
TABLE 8.10
Determination of Non-Metal Cations and Inorganic Molecules at Carbon Paste Electrodes, Sensors, and Detectors:
Survey of Methods and Selected Studies
Measuring
Principles (Method
Sequences)
Ion,
Species
Type of CPE
(Modiier)
Technique
(Mode)
Linearity Range
(LOD;
t
ACC
/
t
R
)
Sample(s)
Other Speciication (Remarks)
Ref(s)
H
+
H
+
C/PO.[(a).TDA,.(b).
D/P]
POT,.
pH-sensing
Ion-exchange.effect
Equilibrium.potential
pH.(a).5-8,.(b).3-11
Model.solns.
(a).mod.:.tridodecylamine,.no.interfs..
from.Na
+
,.K
+
;.(b).funct..dendrimer.on.
plexi.attached.to.(CP)biosensor
(a).[2337],
(b).2362]
H
+
C/SO.(Bi-powder).
[two.diff..designs.
standard.+.GrE]
POT,.
pH-sensing.
(FIA)
Redox.reaction.
involving.Bi,.Bi
2
O
3
,.
and.H
+
.ions
Equilibrium.potential
pH.2-10
Model.solns.
CPE:.standard.and.planar.coniguration;.
Bi
2
O
3
.released.from.Bi(0);.sub-
Nerstian.slope.(−41.2.mV/pH)
[587]
O
2
, O
2−
O
2
C/Nj.(unm.,.+.GR)
CV,.LSV
Cathodic..redn..O
2
.→.
H
2
O
2
.via.superoxide.
radical.HO
2
−
(mM.level)
Model.solns.,.
el..material
Study.on.two-step.redn..and.effect.of.el..
catalysis.from.graphite.added
[516,.
2363]
O
2
C/PO.(Co-PC)
LSV
Electrocatalytic.effect
Cathodic.redn.
0.2-28.g.L
−1
Model.solns.
modif.:.Co
II
-phthalocyanine
s.e.:.2.M.HCl
[2364]
O
2
C/Nj.(
SWy
.+.MV)
DCV
Electrocatalytic.effect
Cathodic.redn.
(2.μg.L
−1
)
Aqueous.solns..
(pH.7)
MV:.methylviologen;.S
Wy
:.
Na-montmorillonite;.0.1.M.LiClO
4
[1106]
O
2
C/Nj.(S
Wy
.+.MV)
LSV
Electrocatalytic.effect
Cathodic.redn.
—
Aqueous.solns..
with.diss..O
2
Commercially.made.CP-holder
s.e.:.phosphate.buffer.(pH.7)
[1099]
O
2
C/PO.(MPP/
SiO
2
+ Sb
2
O
3
)
CV,.CA,.
LSV
Electrocatalytic.
reduction.of.O
2
.via.
modif..effect
1-13.mg.L
−1
.
(<1.mg L
−1
)
Water.
solns. (with.
dissolved.O
2
)
MPP:.methyl-4-pyridyl)-porphine.
immobilized.by.sol-gel.method
[1206]
Search WWH ::
Custom Search