Electroanalysis with Carbon Paste–Based Electrodes, Sensors, and Detectors - Electroanalysis with Carbon Paste Electrodes - page 223

Cu 2+ C/PO.( Duolite

ES 467 )

DPCSV accum..via.ion-exchange.

by.chelating.resin;.redn.

(6.×.10 −9 .M) Human.hair Resin.pre-protonated.in.min..acids

Coupled.with.MWD

[2229]

Cu 2+ C/PO.(benzoin.

oxime)

FS-LV accum..via.chelating.by.

Cupron ;.cathodic.redn.

1.×.10 −8 -1.×.10 −6 .M.
(5 ×.10 −9 .M,.10.min)

Anodic.muds,.
polluted.water

s.e.:.ammonia.buffer.(pH.8.5)
incl..studies.on.interfs.

[1340,.
2230]

Cu 2+ C/Nj.(PAN) DPCSV o.c.-accum..via.compl.

Cathodic.redn.

2.×.10 −7 -1.×.10 −6 .M.
(5 ×.10 −9 .M,.10.min)

Model.solns. PAN:.1-(2-pyridylazo-2-naphthol)

s.e.:.0.1.M.KNO 3 ;.regnt.:.HCl

[2231]

Cu 2+ C/Nj.(hectorit) CV,.DPV o.c.-accum..via.compl.

Cathodic.redn.

0.1-0.7.mg.L −1 .(7.μg.
L −1 )

Mineral.ores s.e.:.0.05.M.KCl;.incl..studies.on.

reaction.mechanism.and.interfs.

[2232]

Cu 2+ C/MO.(oxin) DPV accum..by.adsopt.;.redn..

(with.catalytic.effect)

1.×.10 −9 -2.×.10 −6 .M Human.hair,.

blood

Sensitivity.of.detc..enhanced.by.
catalytic.wave.of.H 2

[2233]

Cu + C/Nj.(DIDD) CV,.DPV accum..via.compl..after.

chem..redn..Cu II .→.Cu I

(5.×.10 −11 .M,.30.min) CRM.(urine) DIDD:.diiminocyclopentylidine-

thiomethyl.disulide
CMCPE.regnt..by.anodization

[1347]

Cu 2+ C/Nj.(PAN) DPCSV o.c.-accum..via.compl.

Cathodic.redn.

8.×.10 −7 -8.×.10 −6 .M Anodic.muds PAN:.1-(2-pyridylazo-2-naphthol)

s.e.:.acetate.buffer.(pH.4.5)

[2234]

Cu 2+ C/PO.(vermiculite) SWV o.c.-accum..(ion.exchange)

redn..+.reoxidn.

1.×.10 −8 -8.×.10 −5 .M.
(5 ×.10 −9 .M,.10.min)

CRM.(soil) s.e.:.BR-buffer.+.0.1.M.NaNO 3

CMCPE.regnt..by.anodization

[542]

Cu 2+ C/PO.(unm.) POT Selective.extr./adsorp.

Equilibrium.potential.with.
super-Nerstian.response

1.×.10 −6 -0.001.M Model.solns..(in.

acetate.buffer)

Unclear.mechanism.of.interaction.of.
Cu 2+ .and.parafin.binder.in.CP

[2235]

Cu 2+ C/PO.(Amberlite.

IRC )

ASV o.c.-accum..(ion.

exchange)—cathodic.
redn.

1.×.10 −5 -3.×.10 −4 .M Model.solns. incl..studies.on.CP-composition,.

pH-effect.and.other.variables

[252]

Cu 2+ C/Nj.+.Nf.(alga.

Anabaena )

DPASV o.c.-bioaccum.

redn..+.anodic.reoxidn.

2.×.10 −4 -0.001.M.(8.×.
10 −5 .M;.10.min)

Model.solns. Serious.interfs..from.compl..agents.

(e.g.,:.CN − ,.Ox 2− ,.EDTA)

[2236]

Cu 2+ C/PO.( Chelite P ) CV,.DPV o.c.-accum..(ion.

exchange)—cathodic.
redn.

(2.μg.L −1 ;.10.min) River.water Chelite P :.chelating.resin.with.

NH 2 −P( = O)−.groups

[1681]

( continued )