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pH of Hydrogen Sulfide

Chemical formula: H₂S

Also known as: Dihydrogen monosulfide, Dihydrogen sulfide, Sewer gas, Sulfane, Sulfurated hydrogen, Sulfureted hydrogen, Sulfuretted hydrogen, Sulfur hydride, Hydrosulfuric acid, Hydrothionic acid, Sulfhydric acid

100 mM

10 mM

1 mM

Hydrogen Sulfide is Acidic

At concentration of 1 mM, it has a pH of 4.97
At concentration of 10 mM, it has a pH of 4.47
At concentration of 100 mM, it has a pH of 3.97

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