NOTE! H/P and R/S phrases are safety assessments from suppliers. Different suppliers have different assessments for the same material, and the safety assessments are furthermore highly dependent on the physical forms of the materials. Therefore, the presented safety asssessments are subject to variations, depending of the supplier and form, and only serves as a general guideline for the risks, or lack thereof, when handling the elements.

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Labelling according Regulation (EC) No 1272/2008 (GHS):


Signal word: Danger

Hazard statement(s)
H270May cause or intensify fire; oxidiser.
H280Contains gas under pressure; may explode if heated.

Precautionary statement(s)
P220Keep away from combustible materials.
P244Keep valves and fittings free from oil and grease.
P370 + P376In case of fire: Stop leak if safe to do so.
P403Store in a well-ventilated place.

Supplemental Hazard Statements: None

European marking and R/S phrases (obsolete):

Symbol: O
R-phrases: 8
S-phrases: 17