Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Dimercury dichloride

Dimercury dichloride is a chemical substance with the molecular formula Cl2Hg2.

CAS 10112-91-1 Cl2Hg2 472.09 g/mol Warning

01 · Identification

What Dimercury dichloride is

Dimercury dichloride is a chemical substance with the molecular formula Cl2Hg2. Its molecular formula is Cl2Hg2 and its molecular weight is 472.09 g/mol.

Under the GHS it carries the signal word Warning.

CAS number10112-91-1
EC number233-307-5
Index number080-003-00-1
Molecular formulaCl2Hg2
Molecular weight472.09 g/mol

Other names for Dimercury dichloride

  • mercurous chloride
  • calomel

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordWarning
Hazard statements assigned to Dimercury dichloride
CodeHazard statement
H302 Harmful if swallowed.
H335 May cause respiratory irritation.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P264, P270, P273, P280, P301, P302, P305, P312, P313, P330, P332, P337, P338, P352, P391, P501

03 · Physical and chemical properties

Dimercury dichloride properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Density 7.15 g/cm³ at 25 °C DOE PAC

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

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