Hydrogen compressed

Hazard statements (CLP)

H220, H280

Code

Statements

H220

Extremely flammable gas

SECTION 2: Hazards identification

Flammable Gases: Gas Under Pressure Category 1 Compressed gas

Signal word

Danger

Hazard statements

H220 - Extremely flammable gas. H280 - Contains gas under pressure; may explode if heated. HUS1 - May displace oxygen and cause rapid suffocation. CGA-HG08 - Burns with invisible flame. CGA-HG04 - May form explosive mixtures with air.

Precautionary statements

P202 - Do not handle until all safety precautions have been read and understood. P210 - Keep away from heat/sparks/open flames/hot surfaces/other ignition sources. - No smoking. P271 - Use only outdoors or in a well-ventilated area. Use a back flow preventive device in the piping. Use only with equipment rated for cylinder pressure. Close valve after each use and when empty. Protect from sunlight when ambient temperature exceeds 52°C (125°F). Do not open valve until connected to equipment prepared for use.

Response

P377 - Leaking gas fire: Do not extinguish, unless leak can be stopped safely. P381 - Eliminate all ignition sources if safe to do so.

Storage

P403 - Store in well-ventilated place.

Ingredient(s) with unknown acute toxicity

No data available Hazard Rating System Flammability 4 Instability 0 0 Health NFPA Special Hazard

Potential health effects

Acute and Chronic) Chemical asphyxiant. Exposure to low concentrations for extended periods may result in dizziness or unconsciousness and may lead to death. Inhalation Skin Contact Eye Contact Ingestion Category 2 – Toxic if inhaled. May be harmful if absorbed through the skin. May cause skin irritation. May cause eye irritation. May be harmful if swallowed.