Hydrogen sulphideDefinition (http://en.wikipedia.org/wiki/Hydrogen_sulphide) Hydrogen sulphide is the chemical compound with the formula H2S. It is a colorless, very poisonous, flammable gas with the characteristic foul odor of rotten eggs. It often results from the bacterial breakdown of organic matter in the absence of oxygen, such as in swamps and sewers (Wikipedia). Preferred Units: N/A Scope Note:
N/A This term is used for the following terms:
H2S
Hydrogen sulfide
Approved Date
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