Electroanalysis with Carbon Paste–Based Electrodes, Sensors, and Detectors - Electroanalysis with Carbon Paste Electrodes - page 333

Oxalic.acid spongy.Os Catalytic.ox. [2689]

Oxalic.acid PbSO 4 G/po acc..(o.c.),.me,.SWV acc..due.to.lower.solubility.product;.BRP.0.04.M,.pH.8;.

LOD.0.3.mg.L −1 .(acc..5.min);.s:.fruit.juices

[811]

Oxalic.acid
α-Keto.acids

CoPC A.(0.75.V.vs..SSE);.as.detector.

in.HPLC

LOD.0.3.pmol.(oxalic.acid)
s:.serum,.urine

[885,2690]

Oxalic.acid CoPC G/wax.(solid) CV Catalytic.ox.;.PBS.0.05.M,.pH.7.4 [2691]

Oxalic.acid CoPC AD.in.CE [557]

Oxalic.acid CoPC. in situ .on.SiO 2 CV,.DPV,.CA.(0.71.V.vs..SCE) Catalytic.ox.;.KCl.1.M;.LOD.1.mM [1172]

Oxalic.acid CoPC.on.SiO 2 /3- n -propylimidazole G/mo CV,.DPV Catalytic.ox..via.Co(III);.ABS,.pH.3.5.(+NaCl.0.1.M) [1561]

Oxalic.acid Sulfonated.CoPC.on.silsesquioxane.on.

Al-oxide.or.phosphate

G/mo CV,.DPV,.CA [1822,.

2692]

Catalytic.ox..via.Co(III);.KCl.1.M;.LOD.18.μM.(Al 2 O 3 ).
or.10.μM.(AlPO 4 )

Oxalic.acid [Ru(bpy) 3 ] 2 SiW 12 O 40 .·.2.H 2 O.NP G/silicone.

grease

CV,.ECL H 2 SO 4 .(CV),.ABS.0.1.M,.pH.4.5.(ECL) [1017]

Oxalic.acid Oxalate.oxidase Biosensor.via.det..of.H 2 O 2 ;.s:.urine,.beer [2693]

Oxalic.acid Oxalate.oxidase.+.HRP.on.SiO 2 /TiO 2 /

toluidine.blue.+.GA

G/po A.(−0.1.V.vs..SCE) Biosensor,.det..via.H 2 O 2 ;.succinate.buffer.0.1.M.+.KCl.

0.4.M,.pH.3.6;.s:.spinach

[1182]

Salicylate Salicylate.hydrolase G/po A.(0.35.V.vs..SCE) Biosensor.via.release.of.salicylic.acid,.ox..to.quinine;.

PBS,.pH.7.6

[2694]

Salicylate Salicylate.hydrolase.+.Meldola.blue.

on SiO 2

A.(0.2.V.vs.SCE) Biosensor,.det..by.ox..of.released.catechol.by.ox..via.

mediator

[1174]