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Chlorine (Cl2) — Properties, Uses & Safety

🏭 Industrial Chemicals

Overview

A yellow-green halogen gas used to disinfect drinking water, swimming pools, and as a bleaching agent.

IUPAC Name
molecular chlorine
CAS Number
7782-50-5
PubChem CID
24526
Molecular Formula
Cl2
Molar Mass
70.906 g/mol
State at STP
gas
Appearance
Yellow-green gas with pungent odor

Safety Information

GHS Hazard Codes

H270H280H314H330H400

GHS Pictograms

flame-over-circleskullcorrosionenvironment

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