Indicator, Reagent, or Diagnostic Aid
hydrogen sulfide
hy·dro·gen sul·fide
Subclass of:
Acids, Noncarboxylic
Definitions related to hydrogen sulfide:
  • A flammable, poisonous gas with a characteristic odor of rotten eggs. It is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. (From Merck Index, 11th ed)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • A highly flammable conjugate acid of a cyanide that occurs naturally in crude petroleum, natural gas, and hot springs, and can be produced by bacterial breakdown of organic material and waste. It is used as a chemical weapon agent and is characterized as a colorless gas with a strong rotten egg odor that causes irritation of the eyes and respiratory tract, as well as toxic systemic effects.
    NCI
    U.S. National Cancer Institute, 2021
  • The chemical agent hydrogen sulfide.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
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