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Recent Advances on Detection of Insecticides Using Optical Sensors
Nurul Illya Muhamad Fauzi1, Yap Wing Fen1,2, Nur Alia Sheh Omar1,2
1Functional Devices Laboratory, Institute of Advanced Technology, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia.
Sensors (Basel, Switzerland)
|July 2, 2021
Summary
Optical sensors offer rapid, cost-effective detection of insecticides, crucial for agricultural safety. This review highlights advancements in optical sensor technology for monitoring insecticide residues in food and the environment.
Area of Science:
- Analytical Chemistry
- Environmental Science
- Agricultural Science
Background:
- Insecticides are vital for agriculture but pose risks to food safety, the environment, and living organisms.
- Growing concerns over environmental impact necessitate the development of efficient insecticide detection methods.
- Existing detection methods often lack the speed, cost-effectiveness, or user-friendliness required for widespread application.
Purpose of the Study:
- To review and evaluate the progress of optical sensors for insecticide detection.
- To categorize advancements based on insecticide chemical classes, detection ranges, and limits of detection.
- To provide insights for future development of optical sensor technology in insecticide analysis.
Main Methods:
- Comprehensive literature review on the integration of recognition elements with optical sensors for insecticide detection.
- Categorization of reviewed methods based on chemical classes of insecticides.
- Evaluation of sensor performance metrics including detection range and limit of detection.
Main Results:
- Optical sensors demonstrate significant advantages, including rapid detection, low cost, ease of use, high selectivity, and sensitivity.
- Current progress shows diverse applications across various insecticide chemical classes.
- Specific detection ranges and limits of detection are detailed for different sensor-insecticide combinations.
Conclusions:
- Optical sensors are a promising analytical tool for sensitive and selective insecticide detection.
- Continued research and development in recognition elements and sensor platforms will enhance insecticide monitoring capabilities.
- This review offers valuable guidance for researchers aiming to develop next-generation optical sensors for agricultural and environmental safety.
