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SECTION 2: Hazards identification

OSHA PHYSICAL STATE Gas at room temperature; liquid when stored under pressure. ODOR Hydrocarbon gases are odorless. WHMIS (Canada) Class A: Compressed gas. Class B-1: Flammable gas. OSHA/HCS status This material is considered hazardous by the OSHA Hazard Communication Standard (29 CFR 1910.1200) EMERGENCY OVERVIEW CAUTION! EXTREMELEY FLAMMABLE GAS. MAY CAUSE FLASH FIRE. HIGH PRESSURE GAS. Contains gas under pressure. Extremely flammable gas. Do not puncture or incinerate container. Avoid breathing gas. Avoid contact with skin and clothing. Use only with adequate ventilation. Keep container tightly closed and sealed until ready for use. At high concentrations, this product can displace oxygen and cause asphyxiation; therefore, a minimum requirement of 19.5% oxygen at sea level is recommended. ROUTES OF ENTRY Dermal contact. Eye contact. Inhalation.

Potential Acute Health Effects

INHALATION Inhalation of this product may cause respiratory tract irritation and Central Nervous System (CNS) Depression, symptoms of which may include; weakness, dizziness, slurred speech, drowsiness, unconsciousness and in severe overexposure; coma and death. INGESTION As this product is a gas, refer to the inhalation section. SKIN Contact with rapidly expanding gas may cause burns or frostbite. EYES Contact with rapidly expanding gas may cause burns or frostbite.

Potential chronic health

EFFECTS No known significant effects or critical hazards. CARCINOGENICITY Not listed as carcinogenic by OSHA, NTP or IARC. MUTAGENICITY No known significant effects or critical hazards.

Teratogenic Effects

No known significant effects or critical hazards. DEVELOPMENTAL EFFECTS No known significant effects or critical hazards.

Medical Conditions Generally Aggravated by Exposure

OVER- EXPOSURE Overexposure may lead to cardiac sensitization