Chlorine

Hazard statements (CLP)

H270, H280, H315, H319, H330, H335, H400, H410

Code

Statements

H270

May cause or intensify fire; oxidiser

2.1 Classification of the substance or mixture

Oxidizing gases - Category 1 H270:May cause or intensify fire; oxidiser. Gases under pressure - Liquefied gas. H280:Contains gas under pressure; may explode if heated. Acute toxicity - Inhalation Category 2 H330:Fatal if inhaled. Skin irritation - Category 2 H315:Causes skin irritation. Eye irritation - Category 2 H319:Causes serious eye irritation. Specific target organ toxicity - single exposure - Category 3 H335:May cause respiratory irritation. Acute aquatic toxicity. - Category 1 H400:Very toxic to aquatic life Chronic aquatic toxicity - Category 1 H410:Very toxic to aquatic life with long lasting effects.

Signal word

Danger

Hazard statements

H270:May cause or intensify fire; oxidiser. H280:Contains gas under pressure; may explode if heated. H315:Causes skin irritation. H319:Causes serious eye irritation. H330:Fatal if inhaled. H410:Very toxic to aquatic life with long lasting effects. EUH071:Corrosive to the respiratory tract.

Prevention

P244:Keep valves and fittings free from oil and grease. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P220:Keep away from clothing and other combustible materials. P273:Avoid release to the environment.

Response

P304+P340 IF INHALED Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P302+P352 IF ON SKIN Wash with plenty of soap and water P332+P313 If skin irritation occurs Get medical advice/attention P370+P376 In case of fire Stop leak if safe to do so P315 :Get immediate medical advice/attention.

Storage

P403:Store in a well-ventilated place. P405:Store locked up.

2.3 Other hazards

Reacts with water to form corrosive acids. Use a back flow preventative device in the piping. Use only with equipment of compatible materials of construction, rated for cylinder pressure. Do not open valve until connected to equipment prepared for use. When returning cylinder install valve outlet cap or plug leak tight. Close valve after each use and when empty. Vigorously accelerates combustion. May react violently with combustible materials. Keep oil, grease, and combustibles away. Do not breathe gas. Compressed liquefied gas.

Environmental effects

Dangerous for the environment.