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Optimization of fluorometric assay for ozone in solution.

Hiromi Nagano1, Gotaro Shiota1, Hidetoshi Arakawa1

  • 1Department of Analytical Biochemistry, School of Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan.

Journal of Analytical Methods in Chemistry
|May 3, 2014
PubMed
Summary

A new assay using fluorescein derivative 1 (probe 1) allows for the accurate quantification of ozone. This method is crucial for understanding ozone

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Area of Science:

  • Analytical Chemistry
  • Environmental Science
  • Biochemistry

Background:

  • Ozone (O3) is utilized for sterilization, deodorization, and cleaning.
  • The toxicological effects of ozone on humans are not fully understood due to a lack of reliable detection methods.
  • Accurate ozone measurement is essential for ensuring its safe application.

Purpose of the Study:

  • To develop and optimize a reliable assay for the quantitative measurement of ozone.
  • To establish optimal conditions for using fluorescein derivative 1 (probe 1) in ozone detection.

Main Methods:

  • Optimization of reaction conditions for fluorescein derivative 1 (probe 1).
  • Utilizing a fluorescence spectrophotometer to measure the generation of a fluorescent product.
  • Determining the excitation and emission maxima of the fluorescent product.

Main Results:

  • Probe 1 reacts quantitatively and specifically with ozone under optimized conditions.
  • The reaction generates a fluorescent substance with an excitation maximum at 493 nm and an emission maximum at 523 nm.
  • The developed assay demonstrates high sensitivity and specificity for ozone detection.

Conclusions:

  • The optimized assay using probe 1 provides a reliable method for quantifying ozone in solution.
  • This assay will facilitate further research into the effects of ozone on human health and the environment.
  • The findings support the safe and effective use of ozone in various applications.