Preparation method of no-mark insulin sensor based on BiOBr/Ag2S composite material
A composite material and insulin technology, which is applied in analytical materials, material inspection products, biological material analysis, etc., can solve problems such as unit insulin function decline, hinder insulin secretion ability, etc., achieve ultra-sensitive detection, reduce detection limit, and expand linear range Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0021] Embodiment 1 a kind of based on BiOBr / Ag 2 Preparation method of S composite material label-free insulin sensor
[0022] (1) Divide 2.5×0.8 cm 2 The ITO electrode was submerged in acetone, water, ethanol and water at 50°C and ultrasonically cleaned for 30 min respectively, and then dried with high-purity nitrogen; 5 μL of 1 mg / mL BiOBr material suspension was drop-coated on the surface of the ITO electrode , after natural drying, the electrode modified by BiOBr material was placed in a muffle furnace, calcined at 300 ° C for 30 min, and then cooled to room temperature;
[0023] (2) Take 3 μL of 0.05 mol / L thioglycolic acid solution and drop-coat it on the ITO electrode modified by BiOBr material, rinse with ultrapure water after reacting for 20 minutes, and let it dry naturally;
[0024] (3) Take 3 μL of 0.01 mol / L AgNO 3 The aqueous solution was drip-coated on the surface of the electrode, and rinsed with ultrapure water after 30 min in the dark; then, 3 μL of 0.1 m...
Embodiment 2
[0028] Embodiment 2 A kind of based on BiOBr / Ag 2 Preparation method of S composite material label-free insulin sensor
[0029] (1) Divide 2.5×0.8 cm 2 The ITO electrode was submerged in acetone, water, ethanol and water at 50°C for 30 min, and then blown dry with high-purity nitrogen; 10 μL of 4 mg / mL BiOBr material suspension was drop-coated on the surface of the ITO electrode , after natural drying, the electrode modified by BiOBr material was placed in a muffle furnace, calcined at 400 ° C for 60 min, and then cooled to room temperature;
[0030] (2) Take 3 μL of 0.1 mol / L thioglycolic acid solution and drop-coat it on the BiOBr-modified ITO electrode. After reacting for 30 minutes, wash it with ultrapure water and let it dry naturally;
[0031] (3) Take 3 μL of 0.05 mol / L AgNO 3 The aqueous solution was drip-coated on the surface of the electrode, and rinsed with ultrapure water after 30 min in the dark; then, 3 μL of 0.1 mol / L Na 2 The S solution was reacted on the s...
Embodiment 3
[0035] Embodiment 3 a kind of based on BiOBr / Ag 2 Preparation method of S composite material label-free insulin sensor
[0036] (1) Divide 2.5×0.8 cm 2 The ITO electrode was submerged in acetone, water, ethanol and water at 50°C for 30 min, and then blown dry with high-purity nitrogen; 15 μL of 6 mg / mL BiOBr material suspension was drop-coated on the surface of the ITO electrode , after natural drying, the electrode modified by BiOBr material was placed in a muffle furnace, calcined at 500 ° C for 90 min, and then cooled to room temperature;
[0037] (2) Take 3 μL of 0.2 mol / L thioglycolic acid solution and drop-coat it on the BiOBr material-modified ITO electrode. After reacting for 40 minutes, wash it with ultrapure water and let it dry naturally;
[0038] (3) Take 3 μL of 0.1 mol / L AgNO 3The aqueous solution was drip-coated on the surface of the electrode, and rinsed with ultrapure water after 30 min in the dark; then, 3 μL of 0.1 mol / L Na 2 The S solution was reacted o...
PUM
Login to View More Abstract
Description
Claims
Application Information
Login to View More