Hexafluoro-1,3-Butadiene

Hazard statements (CLP)

H220, H280, H331

Code

Statements

H220

Extremely flammable gas

2.1 Classification of the substance or mixture

Flammable gases - Category 1 Gases under pressure - Liquefied gas. Acute toxicity - Inhalation Category 3

Signal word

Danger

Hazard statements

H220:Extremely flammable gas. H280:Contains gas under pressure; may explode if heated. H331:Toxic if inhaled.

Prevention

P210:Keep away from heat, hot surfaces, sparks, open flames, and other ignition sources. No smoking. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P271:Use only outdoors or in a well-ventilated area

Response

P304+P340 IF INHALED Remove victim to fresh air and keep at rest in a position comfortable for breathing. P311 :Call a POISON CENTER/doctor. 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+P233:Store in a well-ventilated place. Keep container tightly closed. P405:Store locked up. P410+P403:Protect from sunlight. Store in a well-ventilated place.

Disposal

P501:Disposal of contents/container to be specified in accordance with regulations.

2.3 Other hazards

Use a back flow preventative device in the piping. Do not open valve until connected to equipment prepared for use. Close valve after each use and when empty. Read and follow the Safety Data Sheet (SDS) before use. Extremely flammable liquefied gas. May form explosive mixtures in air. Vapors may spread long distances and ignite. Immediate fire and explosion hazard exists when mixed with air at concentrations exceeding the lower flammability limit (LFL). Do not breathe gas. Direct contact with liquid can cause frostbite. Self contained breathing apparatus (SCBA) may be required.