Integration of Colorimetric Sensing Dyes and Multi-Substrate Arrays for Food Quality and Safety Monitoring: Design,...

Area of Science:

• Analytical Chemistry
• Materials Science
• Food Science

Background:

• Growing concerns about food safety necessitate rapid, accurate, and affordable detection methods.
• Colorimetric sensors are emerging as vital tools for food quality inspection due to their speed, sensitivity, and cost-effectiveness.

Purpose of the Study:

• To review the development and applications of colorimetric sensing technology in food detection and safety.
• To critically assess research on colorimetric sensor arrays (CSAs), including dyes, substrates, and system optimization.

Main Methods:

• Discussion of fundamental principles of colorimetric sensors.
• Assessment of recent advancements in functionalized nanoparticles, nanoenzymes, and porous polymer substrates.
• Review of data acquisition and analysis techniques for colorimetric sensing.

Main Results:

• Optimization of nanomaterials has achieved detection limits in the parts per billion range.
• Advanced substrates offer high adsorption, anti-interference, and mechanical stability for integrated applications.
• Colorimetric sensor arrays (CSAs) demonstrate significant potential in food safety testing, quality control, and process monitoring.

Conclusions:

• Colorimetric sensor arrays (CSAs) hold substantial promise for improving food safety and quality.
• Challenges include environmental interference, matrix effects, and limited industrial validation.
• Future development hinges on integrating advanced materials, portable optics, and online analytical platforms for real-time, on-site analysis.