General Information
Revision date
2016-10-15
Product name
Hydrogen
Chemical name
Synonym
CAS No.
1333-74-0
1.2.1 Relevant identified uses
Many
supplier name
Praxair Canada Inc
Manufacturer Name
1 City Centre Drive
Icons in SDS
Company Information
company name
Praxair Canada Inc
GHS Information
Signal word
DANGER!
Section 2
SECTION 2: Hazards identification
OSHA Emergency Overview DANGER! Flammable, high-pressure gas. Can form explosive mixture with air. May ignite if valve is opened to air. Burns with an invisible flame. May cause dizziness and drowsiness. Self- contained breathing apparatus may be required by rescue workers. Under ambient conditions, this is a colourless, odourless, tasteless gas.
Principle Routes of Exposure
Inhalation. EFFECTS OF A SINGLE (ACUTE) OVEREXPOSURE: INHALATION: Asphyxiant. Effects are due to lack of oxygen. Moderate concentrations may cause headaches, drowsiness, dizziness, excitation, excess salivation, vomiting, and unconciousness. Lack of oxygen can kill. SKIN CONTACT: No harm expected. SKIN ABSORPTION: No evidence of adverse effects from available information. SWALLOWING: This product is a gas at normal temperature and pressure. EYE CONTACT: No harm expected. EFFECTS OF REPEATED (CHRONIC) OVEREXPOSURE: None known. OTHER EFFECTS OF OVEREXPOSURE: Asphyxiant. Lack of oxygen can kill.
Medical Conditions Generally Aggravated by Exposure
OVEREXPOSURE Repeated or prolonged exposure is not known to aggravate medical condition. SIGNIFICANT LABORATORY DATA WITH POSSIBLE RELEVANCE TO HUMAN HEALTH HAZARD EVALUATION: None currently known. CARCINOGENICITY
