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Hydrogen sulphide

Hydrogen sulphide, H2S is a colourless, poisonous, highly toxic, corrosive, flammable, liquified gas with an offensive odour (rotten eggs).

Pure Hydrogen Sulphide is used:

  • as a component in calibration gas mixtures for environmental monitoring systems
  • in various chemical reactions.

Materials Compatibility
Metals: Stainless Steel; Carbon Steel; Aluminum; Monel; Inconel.
Plastics: Kel-F; PTFE, Tefzel.
Elastomers: Kalrez.

Technical Properties
Molecular Weight: 34.08
Specific Gravity (Air = 1): 1.189
Odour: Rotten eggs
CAS Registry No.: 7783-06-4