Isobutylene

Hazard statements (CLP)

H220, H280

Code

Statements

H220

Extremely flammable gas

SECTION 2: Hazards identification

Flammable Gases: Gas Under Pressure Category 1 Liquified gas

Signal word

Danger

Hazard statements

H220 - Extremely flammable gas. H280 - Contains gas under pressure; may explode if heated. OSHA-H01 - May displace oxygen and cause rapid suffocation CGA-HG01 - May cause frostbite 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. - No smoking. P280 - Wear eye protection, face protection, protective gloves, protective clothing. P308+P313 - If exposed or concerned: Get medical advice/attention P501 - Dispose of contents/container in accordance with local/regional/national/international regulations

Response

P377 - Leaking gas fire: Do not extinguish, unless leak can be stopped safely. P381 - Eliminate all ignition sources if safe to do so. P302 - IF ON SKIN: Thaw frosted parts with lukewarm water. Do not rub affected area, Get immediate medical advice/attention. P305+P351+P338 - If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P304+P340 - If inhaled: Remove person to fresh air and keep comfortable for breathing

Storage

P410+403 - Protect from sunlight when ambient temperature exceeds 52°C/125 °F and store in well-ventilated place. CGA-PG10 - Use only with equipment rated for cylinder pressure CGA-PG14 - Approach suspected leak area with caution CGA-PG21 - Open valve slowly

Additional information

Use a back flow preventative device in the piping. Do not open the valve until connected to equipment prepared for use. Close valve after each use and when empty. Hazard Rating System Flammability 4 Instability 1 0 Health NFPA Special Hazard

Potential health effects

Acute and Chronic) Isobutylene is a simple asphyxiant. Inhalation of high concentrations may cause rapid respiration, dizziness, fatigue, and nausea. Massive exposure may cause unconsciousness and death. Contact with the liquid phase or with the cold escaping from a cylinder may cause frostbite. Inhalation May be harmful if inhaled. May cause respiratory tract irritation. Isobutylene is a simple asphyxiant Skin Contact May be harmful if absorbed through the skin. May cause skin irritation. May cause frostbite. Eye Contact: Ingestion May cause eye irritation. May be harmful if swallowed.