Electroanalysis with Carbon Paste–Based Electrodes, Sensors, and Detectors - Electroanalysis with Carbon Paste Electrodes - page 325

TABLE 8.15
Analysis of Biologically Important Compounds at Carbon Paste-Based Electrodes: Alcohols

Analyte Modiier Carbon Paste Techniques Comments Ref(s)

Alcohols,.Diols Cu 2 O G/mo CV,.FIA.(+0.55.V) 0.1.M.NaOH

LOD.0.2-28.ng

[1225]

Alcohols
Methanol
Ethanol
Propanol-1
Propanediol
Glycerol
Ethylene.glycol

RuO 2 G/mo CV,.HDV,.A,.FIA.

80.4.V.vs..Ag/AgCl)

Catalytic.oxidation,.maybe.via.Ru(VI)
NaOH.(1.M)

[1220]

Alcohols [Ru(4,4′-Me 2 bpy) 2 (PPh 3 )(H 2 O)].(ClO 4 ) 2 C/mo CV PBS.μ.=.0.2.M,.pH.6.8 [2642]

Benzyl alcohol
Benzyl.alcohol Diaqua-M-oxotetrakis.(2,2′-bipyridine).

diruthenium(IV)/molecular.sieve

C/Nj CV Electrocatalytic.oxidation.via.Ru(V);

NaOH.(1.M)

[2643]

Benzyl.alcohol Ru-terpyridine.phenanthroline.complex/

Dowex.W50x8

Electrocatalytic.oxidation.via.Ru/IV);
NaOH.(1.M)

[2644]

Choline Poly(ethylene.glycol)-choline.oxidase.+.

1,1′-dimethyl.Fc.+.membrane

A.(0.3.V.vs..SSE) Biosensor,.ox.,.regeneration.of.enzyme.via.

Fc + ,.Tris.buffer.0.1.M,.pH.8

[1531]

Choline HRP.+.BSA.+.GA.+.phenothiazine.+.

dialysis.membrane.+.choline.oxidase

G/p.wax.(solid) A.(0.V.vs..SSE) det..via.H 2 O 2 ;.PBS.0.1.M,.pH.7.4;.LOD.

0.1.μM;.s:.phosphatidyl.choline.in.rat.saliva.
(with.phospholipase.D)

[2645]

Ethanol Ni-NP.on.carbon.ibers.(electrospun.from.

PAN.and.carbonization)/mo

Carbon.iber.
paste

CV;.A.(0.55.V.vs..
SSEl)

Enzyme-free.sensor;.electrocatalytic.
oxidation;.LOD.0.25.mM;.s:.liquors

[139]

Ethanol Ni-DMG G CV Catalytic.oxidation [2646]

Methanol 1.M.NaOH

Ethanol Bis(1,10-phenanthroline-5,6-dione).

(2,2′-bipyridine).ruthenium(II).in.
zirconium.phosphate.+.ADH

G/mo CV PBS.(μ.=.0.1);.ADH.and.NAD + .in.solution;.

via.catalytic.oxidation.of.NADH

[1299]

( continued )