See also:

• Business: Chemicals: Basic Chemicals: Inorganic: Chlorine Compounds  (13)
• Science: Chemistry: Elements: Halogens  (3)
• Science: Environment: Environmental Health: Toxic Substances: Chlorine  (2)

• ChemGlobe: Chlorine - Electronic, thermal, and steric data along with basic information.
• ChemicalElements.com: Chlorine - Basic information, atomic structure, and isotopes.
• Chlorine Online - Information about chlorine and its derivatives from Euro Chlor.
• EnvironmentalChemistry.com: Chlorine - Atomic structure, chemical and physical properties, and table of nuclides.
• Especiál Gas Inc.: Chlorine - Numeric data, uses, and general information.
• It's Elemental: Chlorine - Basic physical and historical information.
• LANL: Chlorine - History, properties, uses, and handling.
• Lenntech: Chlorine - Physical data, chemical properties, health and environmental effects.
• Visual Elements: Chlorine - Image, animation, uses, biological role, and key isotopes.
• WebElements: Chlorine - Extensive information on history, uses, occurrence, compounds, and properties of the element.
• Wikipedia: Chlorine - Properties of the element, including its history, applications, and characteristics.