70 likes | 229 Views
Albumin Analysis by Potentiometric Method. The Advantages of Potentiometric Method. 1. Integrate easily 2. Microfabricate easily 3. Real time response. Experimental. Materials. Monomer 3-Dimethylaminopropyl methacrylamide:DMAPMA Crosslinking agent
E N D
The Advantages of PotentiometricMethod • 1. Integrate easily • 2. Microfabricate easily • 3. Real time response
Materials • Monomer • 3-Dimethylaminopropyl methacrylamide:DMAPMA • Crosslinking agent • Tetraethylene glycol dimethacrylate:TEGDMA
Materials • Initiators • Cumene hydroperoxide:CHP • Tetramethyl ethylenediamine:TMEDA • Electrodes • Working electrode: Graphite, Au, Ag • Counter electrode: Pt • Reference electrode: Ag/AgCl • Electrolyte:0.5M KCl
Stabilization of electrode potential in open circuit Surface cleaning of electrode surface Determine V of electrode after albumin addition Linear regression of V and albumin concn. Experimental Sequence of Potentiometric Method
Extend by spin coating and UV curing Prepare polymerization reaction solution Washing with 20 wt.% methanol and drying MIP Determine potential change by potentiostat Fabrication Sequence of MIP thin film