Electroanalysis with Carbon Paste–Based Electrodes, Sensors, and Detectors - Electroanalysis with Carbon Paste Electrodes - page 292

TABLE 8.12 (continued)
Determination of Organic Compounds at Carbon Paste Electrodes, Sensors, and Detectors: Survey of Methods and Selected Studies:
Part 1: Environmental Pollutants, Synthetic Substances, and Industrially Important Products

Experimental and Electroanalytical
Characterization, Selected Data;
Notes

Analyte/Substance
(Org. Compound)

Speciication
[Chem. Formula]

Type of CPE (Modiier)/
[Coniguration]

Technique
(Mode) Sample(s) Ref(s)

2,4,6-Trichlorophenol TCP .[C 6 H 3 OCl 3 ] (a).C/PO.(+ Zeolite-Y ).

[ft-D]
(b).C/PO.(+ Caldariomyces .
s).[CP-bio.with.enzyme]

(a).DPV-FIA
(b).HA,.AD

Studies.on.(a).irrev..oxidn.,.
(b) microbial.catalysis.by.
chloroperoxidase;.(a).AcB;.lin.:.
0.05-1.0.mg.L −1 ;.1-10.×.10 −7 .M.Tcp

(a).Synth..sea.
water
(b).Model.solns.

(a).[1147]
(b).[2455]

2,3,4,5,6-Penta-
chlorophenol

PCP .[C 6 HOCl 5 ] (a).C/PO.(+silica.gel)

(b).C/PO.(+HAs)
(c).C/PO.(unm.;.as.[ec-D])

(a).DPV,.SWV
(b).AD-pCEC

Studies.on.irrev..oxidn.;.(a).PhB.(pH.3)
(b).modif.:.humic.acids;.c).sepn./detn..
of.PCP.+.four.other.ders;.LODs:.
10.nM

(a).Fungicides,.
soils
(b).Model.solns.
(c).Chicken.egg,.
milk

(a).[682]
(b).[1703]
(c).[563]

S-, Se-, P-, As-ctng. org. compounds
-.(none)
Organic dyes and coloring agents
Azo-.and.diazo-dyes.
(synthetic.products)

(Commercial.products) C/SO.(unm.) CV,.DPV Studies.on.behav..and.detn..

of com. dyes:
(a). F3-B, Saturn Red, Saturn Blue LBR
(b). Chromolan Red G, Egacid Orange,
Orange GG ,.and. Tartrazine O

Industrial.
wastewater.
(sampled.near.
chem..factory.
Ostacolor ® )

[2450]

Triphenylmethane.dyes,.
subst..bis-indole.
sulfonate

Food.coloring.additives.
(comm..preps.)

C/PO.(unm.).
[trad.; wall-jet D]

CV,.LSV.
AD-FIA

Studies.on.redox.behav..and.the.detn..
of.sel..products:.Green.S,.Patent.Blue.
V,.Brilliant.Blue.FC.&.Indigo.
Carmine

Model.solns. [2456]

Indigo White .[aka.
Leuko-indigo ].(bis-
hydroxy-indole)

Dye:.red..form..
[C 16 H 10 N 2 O 2 ]

C/PO.(pretreated).
[+Na 2 S 2 O 4 ,. in situ ]

CV,.ACV,.
AdSV-FIA

redn.. Indigo Blue .→. Indigo White .by.
S 2 O 4 2− .in.NaOH;.adsopt..accum..+.rev..
oxidn..in.Tris/HCl;.LOD:.nM.(2.min)

Model.solns. [2457]