Chemistry Reference
In-Depth Information
CN
−
C/Nj.(AL+Cc-C,.
Cc-Ox)
FIA-EC
Inhibition.of.enzymatic.
reaction;.el..oxidn.
(6.×.10
−9
.M)
Model.solns.
AL:.
Asolectin
;.Cc-C,.Cc-Ox:.
cytochrome.“C,”.cytochrome.
oxidase
[2383]
SCN
−
C/PO.(Co
II
-PC)
FIA-EC
Catalytic.effect.of.modif.
Alternate.oxidn./redn.
(ca..1.μM)
Diluted.solns..of.
saliva
PC:.phthalocyanine;.det..of.SeCN
−
,.
SO
3
2−
,.S
2
O
3
2−
,.SeO
3
2−
.also.tested
[652]
CN
−
,.I
−
C/PO.[+membr.].
(AgI/Ag
2
S.mixt.)
POT.(dir.)
Chemical.equilibrium.for.
X
−
.↔.AgX
−
;.eq..potential
pX.=.2.6-4.7.for.
CN
−
,.pX.=.2.0-6.5.
for.I
−
.(
t
R
.=.30.s)
Model.solns.
Indication.of.CN
−
.requires.regular.
regeneration.of.CP.in.acidic.media
[2384]
CN
−
C/PO.(Co
II
-TPPA)
POT.(dir.)
Chemical.equilibrium.for.
CN
−
.↔.CoTTPA-CN.adduct
2.×.10
−5
-0.01.M.
(9 × 10
−6
.M;.5.s)
Mineral.water.
(commercial.p.)
TPPA:.3,4-tetra.
pyridinoporphirazinate;.no.interfs..
of.Cl
−
,Br
−
,.I
−
,.SCN
−
[1148]
N-anions
N
3
−
C/Nj.(unm.)
LSV
Uncatalyzed.anodic.oxidn..at.
high.positive.potentials
(0.05.mg.m
−3
.NaN
3
)
Air.specimen,.
Pb(N
3
)
2
.(s)
s.e.:.0.1.M.AcB.(pH.4.6);.air.coll..in.
column.with.KOH;.solid.lead.azide.
stabilized.with.
Dextrin
[2385]
N
3
−
CP-ISE.[C/PO].
(Fe
III
-SB)
POT.(dir.)
Ion-exchange.Fe
III
-SB.↔.
Fe
III
-N
3
;.equilibrium.pot.
1.×.10
−6
-0.05.M.
(9 × 10
−7
.M;.<15.s)
Model.solns.
SB:.
Schiff base
;.s.e.:.pH.4.3-10.2
Nernstian.slope:.ca..59.mV.dec
−1
;.no.
interfs..from.X
−
.and.pseudo-X
−
[2386]
NO
m
-
anions
NO
2
−
C/Nj.(unm.)
LSV
Anodic.oxidn.
1.×.10
−5
-5.×.10
−5
.M.
(ca..1.×.10
−6
.M)
Model.solns.
s.e.:.1.M.KNO
3
;.compared.with.
GCE;.serious.interfs..from.S
2−
,.
CN
−
,.and.I
−
[2387]
NO
2
−
C/Nj.(unm.)
CV,.LSV
Anodic.oxidn.
(ca..1.×.10
−5
.M)
Industrial.products.
(TNT,.nitrocellul.)
s.e.:.0.5.M.AcB.(pH.4);.detn..in.the.
presence.of.HNO
3
.+.H
2
SO
4
[2388]
NO
2
−
C/Nj.(
Amberlite
LA-2
)
CV,.DPV
o.c..accum..by.ion-pairing
Cathodic.redn.
(1.ng.mL
−1
)
Model.solns.
s.e.:.0.01.M.KCl
incl..studies.with.related.modifs.
[734]
NO
2
−
C/PO.(Ru
II
-BPP)
FIA-EC
Electrocatalytic.effect.of.
modif.;.el..redn.
5.×.10
−8
-5.×.10
−4
.M.
(3.×.10
−8
.M)
Model.solns.
modif.:.[Ru
II
(bipy)
2
(PVP)
10
-Cl].Cl.
polymer
[648]
NO
2
−
C/Nj.(
Prussian
Blue
)
CV,.DPV
Electrocatalytic.effect.of.
modif.;.el..redn.
(200.ppb)
Model.solns.,.
wastewater
s.e.:.acidic.buffers
incl..studies.on.accum..mechanism
[847]
NO
2
−
C/PO.[chitin,.CT]
CV,.DPV
Deposition.and.oxidn..of.
CT-NO
2
.complex
2.×.10
−89
-2.×.10
−7
.
M.(1.×.10
−9
.M)
Model.solns.,.
natural.water
s.e.:.BR.buffer.(pH.3.9)
R
R
.=.96%-110%
[833]
(
continued
)
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