CHEMINFO Record Number: 313
CCOHS Chemical Name: Hydrogen sulfide

Dihydrogen monosulfide
Dihydrogen sulfide
Hydrogen sulphide
Hydrosulfuric acid
Sewer gas
Sour gas
Stink damp
Sulfureted hydrogen
Sulfur hydride
Acide sulfhydrique
Hydrogene sulfure

CAS Registry Number: 7783-06-4


WHMIS 1988 Classification:
A - Compressed gas
B1 - Flammable and combustible material - Flammable gas
D1A - Poisonous and infectious material - immediate and serious effects - Very toxic
D2B - Poisonous and infectious material - Other effects - Toxic

A   B1   D1A   D2B  

WHMIS 1988 Health Effects Criteria Met by this Chemical:
D1A - Acute lethality - very toxic - immediate
D1A - TDG class 2.3 - very toxic - immediate
D2B - Eye irritation - toxic - other

WHMIS 1988 Ingredient Disclosure List:
Included for disclosure at 1% or greater.


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The Canadian supplier/importer must ensure the appropriate classification of their products according to the criteria set out in the Controlled Products Regulations (WHMIS 1988) or the Hazardous Products Regulations (WHMIS 2015).

General information about WHMIS 1988 or WHMIS 2015 is available as part of the OSH Answers service.

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