Hydrogen sulfide

Hazard statements (CLP)

H220, H280, H330, H335, H400

Code

Statements

H220

Extremely flammable gas

SECTION 2: Hazards identification

Classification of the substance or mixture GHS-US classification Flam. Gas 1 H220 Press. Gas (Liq.) H280 Acute Tox. 2 (Inhalation: gas) H330 STOT SE 3 H335 Aquatic Acute 1 H400

2.2 Label elements

GHS US labelling

Hazard pictograms

GHS02 GHS04 GHS06 GHS07 GHS09

Signal word

Danger

Hazard statements

H220 - EXTREMELY FLAMMABLE GAS H280 - CONTAINS GAS UNDER PRESSURE; MAY EXPLODE IF HEATED H330 - FATAL IF INHALED H335 - MAY CAUSE RESPIRATORY IRRITATION. H400 - VERY TOXIC TO AQUATIC LIFE CGA-HG01 - MAY CAUSE FROSTBITE. CGA-HG04 - MAY FORM EXPLOSIVE MIXTURES WITH AIR CGA-HG11 - SYMPTOMS MAY BE DELAYED CGA-HG16 - EXTENDED EXPOSURE TO GAS REDUCES THE ABILITY TO SMELL SULFIDES.

Precautionary statements

P202 - Do not handle until all safety precautions have been read and understood. P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Heat, Open flames, Sparks, Hot surfaces EN (English) SDS ID: P-4611 1/10 P260 - Do not breathe gas P262 - Do not get in eyes, on skin, or on clothing. P271+P403 - Use and store only outdoors or in a well-ventilated place. P273 - Avoid release to the environment. P280+P284 - Wear protective gloves, protective clothing, eye protection, respiratory protection, and/or face protection. P377 - LEAKING GAS FIRE: Do not extinguish, unless leak can be stopped safely. P381 - Eliminate all ignition sources if safe to do so. P304+P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing. P310 - Immediately call a POISON CENTER/doctor. P302, P336, P315 - IF ON SKIN: Thaw frosted parts with lukewarm water. Do not rub affected area. Get immediate medical advice/attention. P405 - Store locked up. P501 - Dispose of contents/container in accordance with container Supplier/owner instructions CGA-PG05 - Use a back flow preventive device in the piping. CGA-PG20+CGA-PG10 - Use only with equipment of compatible materials of construction and rated for cylinder pressure. CGA-PG12 - Do not open valve until connected to equipment prepared for use. CGA-PG18 - When returning cylinder, install leak tight valve outlet cap or plug. CGA-PG06 - Close valve after each use and when empty. CGA-PG29 - Do not depend on odour to detect the presence of gas. CGA-PG02 - Protect from sunlight when ambient temperature exceeds 52°C (125°F).

Other hazards which do not result in classification

Contact with liquid may cause cold burns/frostbite.

Ingredient(s) with unknown acute toxicity

Not applicable

2.1 Classification of the substance or mixture

GHS-US classification Flam. Gas 1 H220 Press. Gas (Liq.) H280 Acute Tox. 2 (Inhalation: gas) H330 STOT SE 3 H335 Aquatic Acute 1 H400