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Related Experiment Video

Updated: Jun 6, 2026

TD-DFT Guided Advanced E-Eye Sensing Technique for On-site Quantification of Fe, Cr, F, and As in the Environmental, Biological, and Food Samples
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Published on: September 19, 2025

Smartphone-Assisted Chemiluminescence System to Detect Fe in Drinking Water Samples.

Ajit Singh Bhurgy1, Purshottam J Assudani1

  • 1School of Computer Science and Engineering, Ramdeobaba University, Nagpur, Maharashtra, India.

Luminescence : the Journal of Biological and Chemical Luminescence
|June 5, 2026
PubMed
Summary

This study introduces a new smartphone-based method for detecting iron (Fe) contamination in drinking water using chemiluminescence (CL). This rapid, portable technique offers a low-cost solution for real-time water quality monitoring.

Keywords:
chemiluminescence (CL)drinking water samplesiron (Fe) contaminationpoint of source testing (PoST)smartphone detection

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Area of Science:

  • Analytical Chemistry
  • Environmental Science

Background:

  • Iron contamination in drinking water presents serious health risks.
  • Existing detection methods are often not portable or rapid.
  • There is a need for accessible water quality monitoring tools.

Purpose of the Study:

  • To develop a novel, portable method for quantifying iron in drinking water.
  • To integrate chemiluminescence with smartphone imaging for sensitive detection.
  • To provide a low-cost and user-friendly alternative to traditional lab methods.

Main Methods:

  • Optimization of a luminol-hydrogen peroxide chemiluminescence system catalyzed by iron.
  • Utilizing smartphone imaging for quantitative analysis of the chemiluminescence signal.
  • Validation through repeatability, reproducibility, and interference studies.
  • Application to real-world tap water samples.

Main Results:

  • Achieved a sensitive calibration with a detection limit of 0.675 μM and limit of quantification of 2.25 μM.
  • Demonstrated a working range of 1–50 μM for iron detection.
  • Validated methodology showed reliable performance in real water samples.
  • Successful recovery rates in tap water analysis.

Conclusions:

  • The developed chemiluminescence-smartphone method is effective for iron detection in drinking water.
  • This approach offers a low-cost, portable, and scalable solution for environmental monitoring.
  • The protocol serves as a viable alternative to conventional laboratory analyses for real-time water quality assessment.