Chemistry Reference
In-Depth Information
TABLE 8.10 (continued)
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
2
O
2
C/Nj.(Co-PC)
CV,.DPV
Electrocatalytic.effect.
by.modif.;.el..oxidn.
(6.×.10
−7
.M)
Model.solns.
CoII-phthalocyanine;.Ni
II
-and.Cu
II
.ders..
also.studied;.NaOH.(pH.11)
[900]
H
2
O
2
C/PO.(hematin)
ECL.(FIA)
ECL.effect.via.oxidn..
of.the.intermediate
4.×.10
−6
−0.001.M
Model.solns..
(with.luminol)
ELC:.electrochemiluminescence
s.e.:.carbonate.buffer.(pH.10)
[2366]
H
2
O
2
C/PO.(Rh-
Blue
)
CV,.FIA-AD
Electrocatalytic.effect.
by.modif.;.el..oxidn.
5.×.10
−5
−9.×.10
−4
.M.
(3.×.10
−5
.M)
Model.solns.
Rh-
Blue
:.Rh
III
4
[Ru
II
(CN)
6
]
3
modif..deposited.electrolytically
[849]
H
2
O
2
C/PO.(Ni
II
-L-calix[4].
arene)
CV,.DPV
Electrocatalytic.effect.
by.modif.;.el..oxidn.
Rain.water
L:.5,11,17,.23-tetra-
tert
-butyl-25,.2,7-bis
(diethylcarbamoylmethoxy);.0.05.M.
NaClO
4
.+.0.001.M.NaOH
[2367]
2.×.10
−6
−1.×.10
−4
.Μ.
(1 ×.10
−6
.M)
H
2
O
2
C/PO.(HRP.+.M.on.
Nb
2
O
5
/SiO
2
)
CV,.AD.
(stat.)
Electrocatalytic.effect.
by.“M”;.el..oxidn.
1-700.μM.(0.5.μM)
Model.solns.
M:.Methylene.Blue,.Meldola.Blue,.or.
phenazine.Methosulfate;.pH.6.8
Up.to.300.detns..(with.
R
R
.=.92%)
[1200]
H
2
O
2
C/PO.(nCM/
Mn-oxides)
CV,.AD.
(stat.)
Electrocatalysis-
assisted.oxidn..of.
H
2
O
2
.(
E
CONST
)
1.×.10
−5
−7.×.10
−4
.M.
(2.×.10
−6
.M;.10.s)
Model.solns.
nCM/Mn-oxides:.nanostructured.
Mn(II,IV).oxides.of.Cryptomelane.type.
(added.as.5%.(m/m).in.CPE)
[1872]
H
2
O
2
C/PO.[Me
n
O
m
.or.
Me
N
(OH)CO
3
]
CV,.AD.
(stat.)
Electrocatalytic.effect.
by.“M-comp.”;.
el. oxidn.
3.×.10
−5
−0.009.M.
(2 × 10
−5
.M;.<.3.s)
Model.solns.
modifs:.a-Fe
2
O
3
,.β-Fe
2
O
3
,.Fe
3
O
4
,.FeCO
3
,.
and.FeO(OH);.pH.7
[1001]
H
2
O
2
C/PO.(coconut.
tissue)
CV,.AD.
(stat.)
Enzymatic.reactivity.
of.peroxidase.in.fruit.
tissue
Electrolytic.redn.
2.×.10
−4
−0.003.M.
(4 × 10
−5
.M;.7.s)
pharms..
(hygienic.
cleaning.solns..
and.cosmetic.
ointment)
modif.:.as.dried.ibers;.pH.5.2
Samples:.antiseptic,.opthalmo.and.dental.
solns.,.hair-blonding.cream
[2368]
H
2
O
2
C/PO.(Mb-TATP)
CV,.AD.
(stat.)
Enzymatic.reactivity.
in.redn..of.H
2
O
2
;.
el. oxidn.
80-1140.μM.
(55.μM; 7.s)
Model.solns.
modif.:.Myoglobin-triacetone.tri-
peroxide.composite/ilm;.pH.6.9.(PhB);.
kinetic.and.stability.studies
[2369]
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