Immobilized Horseradish Peroxidase on Discs of Polyvinyl Alcohol-Glutaraldehyde Coated with Polyaniline

Table 1

Phenolic compounds oxidation by the soluble and HRP-PVG-PANIG.

Phenolic compounds	Oxidation (%)
	Soluble HRP	HRP-PVAG-PANIG
Pyrogallol	92.1±0.3	92.1±1.1
α-Naphthol	87.6±0.1	90.0±1.2
Catechol	81.3±0.4	86.5±0.2
β-Naphthol	78.0±0.2	83.2±0.8
4,4′-Diaminodiphenyl benzidine	72.4±1.8	75.1±0.5
m-Cresol	62.0±0.9	71.0±0.4
Resorcinol	75.0±0.3	70.8±0.1
Aniline	28.4±1.0	45.0±3.7
Phenol	15.5±0.9	35.8±1.3
2-Nitrosonaphthol	18.8±2.5	19.7±2.4