Gas Mixture (5-95% Hydrogen, balance Argon)

Hazard statements (CLP)

H220, H280

Code

Statements

H220

Extremely flammable gas

Classification (GHS-US)

Flam. Gas 1 H220 Compressed gas H280

2.2 Label elements

2.2.1 LABELING PICTOGRAMS 2.2.2

Signal word

DANGER H220 - EXTREMELY FLAMMABLE GAS H280 - CONTAINS GAS UNDER PRESSURE; MAY EXPLODE IF HEATED OSHA-H01 - MAY DISPLACE OXYGEN AND 2.2.3

Hazard statements

CAUSE RAPID SUFFOCATION CGA-HG04 - MAY FORM EXPLOSIVE MIXTURES WITH AIR CGA-HG08 - BURNS WITH INVISIBLE FLAME P202 - Do not handle until all safety precautions have been read and understood P210 - Keep away from Heat/Open flames/Sparks/Hot surfaces. - No smoking P271+P403 - Use and store only outdoors or in a well-ventilated place P377 - Leaking gas fire: Do not extinguish, unless leak can be stopped safely P381 - Eliminate all ignition sources if safe to do so 2.2.4

Precautionary statements

CGA-PG05 - Use a back flow preventive device in the piping CGA-PG10 - Use only with equipment rated for cylinder pressure CGA-PG12 - Do not open valve until connected to equipment prepared for use CGA-PG06 - Close valve after each use and when empty CGA-PG02 - Protect from sunlight when ambient temperature exceeds 52°C (125°F)

2.3 Other hazards

Asphyxiant in high concentrations Welding-specific: For unique hazards specific to welding, see Sections 8.2, 10.6, and 16.