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Related Experiment Video

Updated: May 6, 2026

A Sensitive Visual Method for the Detection of Hydrogen Sulfide Producing Bacteria

A Sensitive Visual Method for the Detection of Hydrogen Sulfide Producing Bacteria

Published on: June 27, 2022

A passive sampler for hydrogen sulfide.

D Shooter¹, S F Watts, A J Hayes

¹Chemistry Department, The University of Auckland, Private Bag 92019, Auckland, New Zealand.

Environmental Monitoring and Assessment

|November 8, 2013

Summary

This summary is machine-generated.

A new passive sampling method accurately measures atmospheric hydrogen sulfide (H2S). This adaptable technique works indoors and outdoors, offering a reliable way to monitor H2S levels in diverse environments.

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Published on: December 10, 2015

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Last Updated: May 6, 2026

A Sensitive Visual Method for the Detection of Hydrogen Sulfide Producing Bacteria

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Published on: June 27, 2022

Seawater Sampling and Collection

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Published on: June 17, 2009

Measurement of H2S in Crude Oil and Crude Oil Headspace Using Multidimensional Gas Chromatography, Deans Switching and Sulfur-selective Detection

Measurement of H2S in Crude Oil and Crude Oil Headspace Using Multidimensional Gas Chromatography, Deans Switching and Sulfur-selective Detection

Published on: December 10, 2015

Area of Science:

Environmental Science
Analytical Chemistry
Atmospheric Chemistry

Background:

Hydrogen sulfide (H2S) is a gas with significant environmental and health implications.
Accurate measurement of H2S is crucial for environmental monitoring and risk assessment.
Existing active sampling methods can be cumbersome and require specialized equipment.

Purpose of the Study:

To adapt the silver nitrate/fluorescein mercuric acetate fluorimetric method for passive H2S sampling.
To evaluate the performance and applicability of the developed passive samplers.
To assess H2S concentrations in different indoor and outdoor settings.

Main Methods:

Adaptation of a fluorimetric method for passive sampling of atmospheric H2S.
Testing of standard samplers in controlled indoor and outdoor environments.
Field deployment in diverse locations, including a museum and near industrial/geothermal sites.

Main Results:

Passive sampler performance was consistent across different construction materials and sunlight conditions.
Results from passive sampling correlated well with active sampling methods.
A detection limit of 50 parts per trillion (ppt) was achieved with a one-week exposure, enabling measurements in low-concentration areas.

Conclusions:

The adapted passive sampling method provides a reliable and versatile tool for measuring atmospheric H2S.
The method is suitable for both indoor and outdoor applications, with potential for long-term monitoring (up to one month).
This technique offers a valuable alternative for H2S monitoring in various environments, including those with low pollutant concentrations.