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Physical & Chemical properties

Stability: thermal, sunlight, metals

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Description of key information

Chlorine is usually stored as a liquid under pressure in steel cylinders. The cylinders should be stored upright in a cool, dry, place, away from oxidisable materials. In the absence of substances which could act as a reaction partner, chlorine is stable for a minimum of 2 years.

Additional information

Justification for classification or non-classification

Chlorine is classified as compressed gas according to GHS and has to be labeled with H280 (contains gas under pressure; may explode if heated).