Hydrolytic and Oxidative Stability of l -(+)-Ascorbic Acid Supported in Pectin Films: Influence of the Macromolecular Structure and Calcium Presence

Fe(CN)64−-Doped-Glutaraldehyde-Cross-Lin

Fe(CN)64−-Doped-Glutaraldehyde-Cross-Linked Poly-L-Lysine Film Electrode. Part 2: Stability Improvement and Selective Detection of Dopamine in the Presence of Ascorbic Acid

✍ R. Thangamuthu; Yu-Ching Wu; Shen-Ming Chen 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 407 KB

## Abstract Highly stable Nafion‐covered hexacyanoferrate‐doped‐glutaraldehyde‐cross‐linked poly‐L‐lysine (PLL‐GA‐Fe(CN)~6~^4−^/Naf) film modified glassy carbon electrode (GCE), for the selective detection of dopamine (DA) in the presence of ascorbic acid (AA), was prepared by first ion‐exchanging