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April 15, 2026Journal of Agriculture and Food ResearchOpen Access

A rapid and portable strategy for discrimination of honey botanical origin using colorimetric sensor array

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Authors

JCJiaxu ChenFujian Agriculture and Forestry UniversityYZYuqing ZuoFujian Agriculture and Forestry UniversityLXLingfei XieFujian Agriculture and Forestry University

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Overview

Colorimetric sensor array discriminates botanical origin in honey, suggesting a simple authentication method.

Key Points

  • To develop a colorimetric sensor array for accurate determination of honey's botanical origin.
  • Constructed a sensor array using indicator-metal ion complexes.
  • Rapid screening of eleven indicators and seven metal ions in a 96-well plate.
  • Optimized key sensing parameters for each sensor unit through high-throughput evaluation.
  • Applied linear discriminant analysis to RGB values from color patterns to create a prediction model.
  • Achieved 100% accuracy in predicting botanical origins of honey samples.
  • Developed a final sensor array consisting of six optimized sensing units.
  • Distinct color patterns differentiated four unique botanical origins.

Cite This Study

Chen et al. (2026) studied this question.

synapsesocial.com/papers/69df2a4be4eeef8a2a6af8f6https://doi.org/10.1016/j.jafr.2026.102927
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