Middlesex Gases

Specialty Gases

Hydrogen Sulfide

Hydrogen Sulfide Gas

A colorless gas with the characteristic foul odor of rotten eggs

Learn more about Hydrogen Sulfide gas, a colorless gas with the characteristic foul odor of rotten eggs, supplied by Middlesex Gases to commercial customers in Massachusetts, New Hampshire, Rhode Island and Connecticut and throughout New England.

TECHNICAL INFORMATION
Chemical SymbolH2S
Molecular Weight34.08
Specific Volume123.134
CAS Registry Number7783-06-4
SHIPPING INFORMATION
DOT Proper NameHydrogen Sulfide
Hazard Class2.3
ID NumberUN1053
LabelsFlammable Gas, Poison
Gas, Dangerous to the
Environment
CYLINDER SIZES AVAILABLE
Std. Cylinder Sizes*ContentsCylinder Pressure (PSIG)CGA Valve Connection
30055lb/24.9kg252/17.37330
*Nonstandard cylinder sizes available upon request

SPECIFICATIONS SUBJECT TO CHANGE

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Additional Information
GradePurityImpuritySpecificationsEquipment Recommended
2.699.6% (liquid phase)  Call for Recommendation
This information in no way replaces the Safety Data Sheets (SDS) for use and safety standards. Please refer to the SDS for details.

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