Albumin Analysis by Potentiometric Method

Results

Table Adsorption degree of eluted solution of albumin MIP electrode detected by UV/Vis

Detecting wavelength: 250 nm

Sample No Adsorption degree

1

2

3

4

0.002

0.000

0.001

0.000

Fig 1. The loading curve of sensing electrode to albumin

WE: MIP film, CE: Pt, RE: Ag/AgCl, Electrolyte: 0.5 M KCl

DMAPMA:TEGDMA=1:20, Potentiostat: EG&G, M263A

0 5000 10000 15000 20000Tim e , second

-196

-192

-188

-184

-180

Po

ten

tial

, m

V

add 3ppm Albumin

0 4000 8000 12000 16000Tim e , second

-1200

-800

-400

0

Po

ten

tial

, m

V

Fig 2. The loading curve of sensing electrode to albumin

WE: MIP film, CE: Pt, RE: Ag/AgCl, Electrolyte: 0.5 M KCl

DMAPMA:TEGDMA=1:10, Potentiostat: EG&G, M263A