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Related Experiment Video

Updated: Jan 20, 2026

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Modified 3D-printed device for mercury determination in waters.

Elodie Mattio1, Nadia Ollivier1, Fabien Robert-Peillard1

  • 1Aix Marseille Univ, CNRS, LCE, Marseille, France.

Analytica Chimica Acta
|September 2, 2019
PubMed
Summary

Researchers developed a 3D-printed device for mercury determination. This novel system offers selective mercury preconcentration and efficient detection, enhancing flow analysis capabilities.

Keywords:
Dicarboxylate 1,5-diphenyl-3-thiocarbazoneMercuryMulti pumping flow systemPoly(methylmethacrylate) graftingStereolithography

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Area of Science:

  • Analytical Chemistry
  • Materials Science
  • Environmental Science

Background:

  • 3D printing enables low-cost, custom devices for flow analysis.
  • Grafting molecules onto 3D printed parts opens new avenues for flow system development.

Purpose of the Study:

  • To develop a 3D-printed device for mercury determination using molecular grafting.
  • To create a miniaturized flow preconcentration system (MPFS) for mercury analysis.

Main Methods:

  • Modified 3D-printed cuboids by grafting dicarboxylate 1,5-diphenyl-3-thiocarbazone.
  • Utilized amine functional groups for surface modification.
  • Employed atomic absorption spectrophotometry and spectrophotometry for mercury detection.

Main Results:

  • Achieved selective mercury preconcentration with >90% extraction and elution yields.
  • Demonstrated high performance even at elevated sampling flow rates.
  • Enabled direct detection or post-elution detection of mercury.

Conclusions:

  • The dicarboxylate 1,5-diphenyl-3-thiocarbazone grafted 3D-printed device is effective for mercury determination.
  • This technology offers a selective and efficient method for mercury preconcentration in flow systems.
  • The developed system advances the application of 3D printing in analytical chemistry and environmental monitoring.