Research Article

Tyrosinase-Immobilized Biosensor Based on the Functionalized Hydroxyl Group-MWNT and Detection of Phenolic Compounds in Red Wines

Table 1

Total concentration of phenolic compounds for commercial wines on tryanosinase-immobilized biosensor based on poly(GVPB)- -MWN .

BrandCountryCurrent density (A)Phenolic compounds (mg/L)

LindemansAustralia 68.50
BordeauxFrance 218.5
Duchessa LiaItaly 655.0

The sensing was performed in 2.0 mL commercial wine.